No lube, at all. Just got one question. Only have 15 miles on it but looking forward to putting many more on it. The bike I received had the battery pack upgrade, which adds some weight, and I measured it at 72lbs total. Built to order just for you in our Canadian warehouse. I'm taking off one star for the only negative I have is the surprise maintenance requirement for the mid-drive motor in that it's recommend it be regreased every 1000 miles or every 6 months (I think). This makes it vulnerable to snags and bumps by the cranks, and difficult to see and reach when charging. 24/7 e-mail support. I'll compare this bike to my only other experience with a Radpower Radwagon 4. Ive taken my new Juggernaut Ultra 1000 pro out a couple of times now. The frame seems very strong and well designed. Powered by Shopify. By clicking Accept, you agree to the use of cookies, as outlined in our Privacy Policy. Last recommendation: change the tires to the Vee Tire Speedsters, if youre not doing loose dirt mountain biking. This website uses cookies to improve the users experience. No need to pedal, just sit back and enjoy the ride. Bike is stuck on FedEx. Built to order just for you in our Canadian warehouse. And the chain would jump at times when I was pedaling up a steep hill with a lot of tension on it. Do you have to unlock or program it to a certain mode? I've had the bike about 2 weeks now and have put about 80 miles on it. Updated frame delivers slack head tube for high speed stability and bigger hits, shorter chain stay for improved stiffness and snap, and increased ground clearance. It's insane for one person to reassemble if it ever comes apart. 56 yr old KP from central B.C Canada. was considering another Airiel rider have 2 Keplers great bikes bad exp. It truly does open up the world to you. The Ultra Duo 3 with the range extender I purchased is perfect for me. THE XD Drivetrain system MOTOR SPECS 2300+ Watt Power capable Twice the practical power of the Bafang Ultra Incredible towing + cargo potential 50+ km/h off-road capable Having fun getting it set up. The pannier bags. New listings: Toshiba REGZA 42HL67 42-Inch LCD HDTV - $39 (Clinton AR. It is nice having the ability after you have been pedalling hard to get the extra boost from the throttle when you need it. I have a Kat Sherpa rack and it did not accommodate this ebike. Yes, I think they can build the bike at 750 watts to keep it street legal (good thinking for liability). The brakes are serviceable for now, but I will probably change those down the road, too. Juggernaut XD - Dual Drive eBike | Biktrix Electric Bikes BIKTRIX XD DUAL DRIVE SYSTEM BUY NOW (USA) BUY NOW (CANADA) UNMATCHED POWER, PERFORMANCE & RELIABILITY EXTREMELY DRIVEN. One of my students works for a bike shop doing their repairs. Biktrix should look into using them instead of Shimano and SRAM that charge way too much for their medium/high end components that actually work. My parents got Rad Rovers and really like them. If you want to have a flat foot on the ground while on a full stop then your inseam must be equal to or greater than the minimum seat height listed for that frame size. The Juggernaut Ultra Beast: High Range, High Performance eBike! Product features Bafang M620 Ultra Mid-Drive System 160 Nm of torque for easy to moderate hills. Free shipping (over $1,000) to 48 US states and all Canadian provinces. One of my favorite parts of this bike is the physical shift detection setup. Get An Area 13 Ebike Here: https://www.area13ebikes.com0:00 This is gonna be good!0:38 Introducing The Biktrix Juggernaut Ultra 1:03 We hear you! Built to order just for you in our Canadian warehouse. Assembly of the bike was straight forward. The 26x4 Fat tires are excellent and have lots of stability. Would definitely recommend. The control pad allows you to turn the bike on/off and adjust settings. Sale price $3,597. They also offer three wheel size / tire options ranging from 4 fat, plus sized knobby for trail riding, and high volume road tires. Stop shopping elsewhere and buy a Biktrix, youll be glad you did. Biktrix is winding down a highly successful $1 million Indiegogo campaign this week. I recommend the kickstand for urban and light cross country use so you dont have to lean the bike over or risk having it tip as easily. That said, Im also not a hardcore mountain biker out there tackling black Diamond trails. 2023 This bright LED is powered by the bike's battery and can be turned on/off with a button on the handlebar control pad. Averaging about 15 mi/hr, I completed a 34 miles trip with 9% left in the single stock battery. Although I've not had time to put a lot of distance on the Ultra Pro, it performs as advertised. Just sit back and enjoy the ride. Battery battery size 910Wh Batteries with more watt-hours are larger. When in doubt, pick the smaller frame. The bike is very heavy at 70+ pounds depending on tire and battery choice. With its exceptional build quality and 160Nm of torque, you can get all the power you need. This is a very nice powerful bike. When it's so easy to go fast on an electric bike, you need strong stopping power. A lot of fun! I haven't been able to ride it or it take me for a spin. However, for a bike I spent over $4k on, I will say I expected a little more. Its a unique offering that I rarely hear mentioned, and it speaks to the different type of riding and advanced torque sensing drive system on offer here. The people at Biktrix told me that it helps improve stability at high speed, which I see as true to an extent but it also requires the need for oversteer if you opt for the big heavy tires, and made the bike much longer which can take up a lot of space and be difficult to maneuver through doors. Shop By Model Shop By Style Juggernaut Series Mountain and Off-road Monte Capro Series Carbon Fiber Stunner Series Street/Comfort Cruiser Swift Series That being said, I have no regrets using the throttle or higher assist. It's just way too much fun. They launched a Kickstarter campaign with a 750-Watt mid drive motor with two batteries. Our eBike specialists can help you find your dream eBike and answer any questions you may have. Updated frame delivers . I definitely recommend this bike to anyone who wants an eBike, and will use it for the same things as me. Biktrix Juggernaut Ultra FS Pro Custom The cables are routed through the inside of the frame, which is more aesthetically pleasing than external cables. You can reduce this by accelerating more gradually or using the lowest gear (or gears that are more inline with the chainring). Watch on Full Suspension. 380lb. Other minor positives include the extra wide and sturdy Wellgo alloy platform pedals, durable and smooth SRAM trigger shifter design (both high and low gear levers use right thumb vs. your index finger which should be on the brake lever), and an overall great weight distribution (low and center for improved stability and handling). Just sit back and enjoy the ride. If you are selecting a step-over frame, ensure that the standover height listed is less than your inseam size. Up to 35mph & 150 mi range. Biktrix is very helpful and quick to respond." PS : Le sige confort, je le recommande deux batteries cest pesant, mais a donne de lautonomie leur choix daccessoires sont tous de qualit pour avoir quip nos vlos With just a push of the thumb, you can access all of the power the motor has to offer. For example, a rider with an inseam of 28 inches can fit on a bike with a minimum seat height of 30 inches (30 - 2 = 28). I also did not like the sounds of a raked out front end as I ride a lot of tight switchback trails. A mirror would be great. I am sorry I bought them. Sign up for our newsletter to get updates straight to your inbox, with batt. The motor is rated at 1,000+ watts, which surpasses the 750 watt US and 500 watt Canadian Class 1, 2, and 3 restrictions. Uusimaa (Finnish: [usim]; Swedish: Nyland, Finland Swedish: [nylnd]; both lit. Explore all our accessories and enhance your ride to your liking. 24/7 e-mail support. No worries, just click below to see our entire bike selection! Je peux affirmer que cest pas juste un beau vlo, mais aussi avec une qualit soigne, je ne suis pas un grand exprimenter des vlos, mais des motos oui et tout ce qui ce conduit hors route, la qualit et la et le choix des composantes aussi, on doit apprendre conduire cest bte Ultra le seul problme, le moteur est puissant cest pas vraiment un problme Sign up for our newsletter to get updates straight to your inbox, Sign up for our newsletter to get updates straight to your inbox, Review: BikTrix Juggernaut Ultra FS (Bafang Ultra motor) -- It's changed my life!!! I have done 10-15 mile mtn bike trails, and had a blast. I received my Juggernaut Ultra 1000 Pro on January 20, 2021. Our eBikes are made to impress and are the most customizable over any other brand. Tim Donohue. Explore all our accessories and enhance your ride to your liking. Nothing else comes to mind right now for mid-drive fat bike with super high power Id say the iGO Core Extreme 3.0 is very close and worth considering at 500w to 750w output :). Just a minor learning curve after having a hub drive before this bike. Biktrix Juggernaut HD Duo: Ultimate Range E-Bike ORDER AT BIKTRIX.COM. Multiple battery size options allow you to optimize for weight savings or long range usage. I welcome your corrections, additions, and feedback in the comments below, and the Biktrix forums. I also appreciate the integrated headlight (mounted high up and pointing where you steer) as well as the battery powered rear light with multiple flashing modes. +1-866-BIKTRIX. New to this Juggernaut Series (Mountain and Off-road), Specialty Series (Cargo, Moped-style, Folding). I dont need rear suspension, just more oomph at low speeds. Choose the ID of the Quiz you want to render (automatic popup): We are always excited to hear from you. By far one the best reviews and knowledge of language spent on this bike my man thx so much. This positioning maintains stability, with no noticeable effect on your ride. The very low end Shimano derailleur on this bike could not handle a moderate mtn bike trail. Coming back to safety, the brushed alloy will probably offer an improved visual footprint and just be brighter for cars to see, but even the black has some nice white accents. The customer service during the ordering process was very helpful. Biktrix also produces a 19 medium-large and both can be had in black or brushed aluminum alloy. A cell phone holder would be nicemaybe not viable due to so many variations. Unfortunately the process requires removal of the motor AND motor housingand I find that local bike shops won't do that service due to the complexity. Pair that with the 11-speed drivetrain and you'll be nearly unstoppable. Raise your eBike game with the Juggernaut Ultra 1000 Pro. When in doubt, pick the smaller frame. You can feel the endorfins without being exhausted too. View a wide selection of Electric Bikes and other great items on KSL Classifieds. I am older now and not in the same shape that I was 10-15 years ago when I was riding 150-200 miles/week plus a mtn bike day on the weekend. I try to go very deep when exploring displays and testing bikes, but this is something I didnt notice and couldnt recall from memory so I decided to call Roshan and ask for you :D, He told me YES it still has two power modes like you described. Exceeded expectations. Biktrix provides fast chargers and the battery has a USB charging port for portable electronics. Looks like you have not added anything to your cart. I am mechanically inclined but this was my first bike assembly and it only took about 45 mins. Biktrix Juggernaut Duo Review, Juggernaut Hub Duo Small Step-Thru, Juggernaut Ultra Duo Step-Over. 24/7 e-mail support. 27.5x3 Wheelset. Any suggestions? :)For more informati. The range extender Span cities, climb hills, and explore all the places you want to go with ease. 8/5 phone and live chat with eBike Specialists to help you in anyway. Tout ce que je trouve qui manque avec lenvoi, cest une liste des composantes par vlo, a permet rapidement de trouver des pices de rechanges locaux au besoin ou davoir plus de pices en lignes. I like that. A bigger bolt and small gear teeth that mesh together to prevent tilting. Official Biktrix Juggernaut Ultra FS Webpage, Bianchi E-Omnia T-Type Step-Thru Nexus 5SP. The biktrix is a great bike and feels better built. It's a bit high for me to mount, but once I'm seated, it fits me well, and is a pleasure to ride. Karl Virkus. These fenders will keep you and your bike clean. Juggernaut Ultra FS pro Top-of-the-line components and the most powerful torque sensored mid-drive motor in the industry make the Juggernaut Ultra FS eBike the best-built full-suspension electric bike available. Biktrix Electric Bikes It helped me pull the trigger to buy this bad boy. Juggernaut Ultra Duo Step-Over. I found I like a peddle assist of 3 being the most comfortable, spoiled already. Juggernaut Ultra 1000 Pro. FULL PERFORMANCE. The Juggernaut Ultra Beast has two integrated batteries. *FREE SHIPPING ON ALL eBIKE ORDERS$1000 Minimum Order Value. You can always raise the seat up higher. Supposedly great customer service from Biktrix is patronizing and consistently not helpful. That said, you can upgrade to a 4-piston option from Tektro or Magura (probably advisable). 1000W Mid-Drive. Our eBikes are made to impress and are the most customizable over any other brand. Unfortunately, the assembly is finicky and the whole thing (my entire weight) depends on the robustness of a single bolt that is not big enough for the job. Beaucoup de vidos et documentations, pour un anglophone cest merveilleux, mais pour un francophone heureusement, on peut tout traduire ou presque aujourdhui Alors on se dbrouille, jai donc russi tout comprendre. Plus you have to torque the crap out of it to keep it from rotating, there are no friction guards (teeth) to keep that from happening. Multiple range-extender battery options can expand your eBike's range all the way to 100 miles. The Bafang M620 system features the G510 motor with over 1500 watts of peak power, 160Nm of torque and torque sensing assist. Often enough it's going to be common for me to perform. I do wish there was an option on the Biktrix shopping site that optionally includes something like tuff-liners to be added before the tubes are put in. The steel chainring uses a narrow-wide tooth patter than really grabs the chain, and also has a thick aluminum alloy guide that doubles as a bash guard for off-road use. Raise your eBike game with the Juggernaut Ultra 1000 Pro. Cryptic comments in FedEx app say bike not scheduled for delivery. Looking forward to riding it hard in the near future. in youth, rode dirt bikes. Biktrix Electric Bikes If you are selecting a step-over frame, ensure that the standover height listed is less than your inseam size. I typically leave the assist level at 1 on inclines just to give me that little help, and 0 when on a downhill or flat ground. For example, a rider with an inseam of 28 inches can fit on a bike with a minimum seat height of 30 inches (30 - 2 = 28). I plan on doing the Solvang century ride in March, and I cannot wait to see how far I can push this bike and its batteries, and hopefully not literally. Depending on how you plan to transport this ebike, its so long that it might not fit in your car rack. put on 2,000 mi.s and still in great shape . Our eBike specialists can help you find your dream eBike and answer any questions you may have. Product Compatibility: Bike Name Compatible Juggernaut Ultra FS Juggernaut Ultra FS RST Juggernaut Ultra FS Pro 26x4 Juggernaut Ultra FS Pro 27.5x3 Juggernaut Ultra FS Pro 2 Juggernaut Ultra Beast Monte Capro Ultra 26x4.8 Monte Capro Ultra 27.5x2.8 Technical Specifications Component Specification Front Hub Spacing 150mm Front Hub Axle Type Thru . 'new land') is a region of Finland.It borders the regions of Southwest Finland, Tavastia Proper (Kanta-Hme), Pijnne Tavastia (Pijt-Hme), and Kymenlaakso.Finland's capital and largest city, Helsinki, along with the surrounding Greater Helsinki area, are both contained in the region, and . very powerful and fun to ride. A 750-1000watt mid-drive coupled 160mm mechanical disc brakes and a Shimano Altus derailleur 7 speed A comfortable cruiser ebike with a a powerful hub-drive, throttle, hydraulic brakes, and comfortable riding position as well as front suspension fork. No need to pedal, just sit back and enjoy the ride. The standard one is ok but my butt was sore after the 34 miles. If you do not have a bike then measure your inseam like this; For most riders, the frame will work if their inseam is at least 2 inches less than the minimum seat height in inches. Anyway, a great product for a great price, in comparison to the name brand competition. Thankfully though, its the kind motor and controller setup that lets you go slowly and gently even in the highest assist level if you arent applying a lot of pedal pressure, its great for more technical riding, or doing wheelies ;). View All eBikes Compare All eBikes. Offroad only the tires are excellent. Customize your ride with top-of-the-line battery, fork, and brake options. mainly service replacement. Yes, it's Biiiiiiiiiktrix; not Bicktrix! Hi Jason, thanks so much for the support!! 8/5 phone and live chat with eBike Specialists to help you in anyway. Until I got out on a trail. I am 73 years old and live in the mountains of southwestern New Mexico. Mountain and Off-road. Raise your eBike game with the Juggernaut Ultra 1000 Pro. The LCD Display shows you information about your ride such as speed, battery life, range, odometer and pedal assist level. This allows you to span cities, climb hills, and explore all the places you want to go with ease. SOLD OUT From $3,449.00 CAD Product Features Removable 48V Lithium-Ion Battery Our removable battery system is convenient. It might come down to style or availability :). Related searches. My bike arrived just as promised. Hey Court, amazing review! Good customer support on a few newby questions. Our specs cannot be beat for the price. To summarize my complaints, Ive changed the whole drivetrain to a Microshift system. So, it was slightly frustrating. Just click the button below to activate chat now. This allows you to span cities, climb hills, and explore all the places you want to go with ease. They will assemble the new bike there ( costing me $150.00) and I will drive back to Eugene and pick up the bike. I have to 4" fat tires, which are new to me, but make gravel roads a piece of cake. The biggest downside I saw was that the power of the motor sometimes flexed the rear swing arm, causing the gears to phantom shift and cause crunching / mashing. The Biktrix Juggernaut HD is a part of a larger Juggernaut series that includes five or six distinct version. Warning, in some configurations this electric bike is unclassified and may not be ridden on cycling trails or paths. I was looking for some help in the woods of Medford Massachusetts . Share: 2023 They arent the name that Shimano and SRAM are, but they are way better than the bottom of the barrel components those companies shamefully sell. This allows you to span cities, climb hills, and explore all the places you want to go with ease. I will probably replace the cassette with one thats a little more stout because of the torque this bike has. The tires are not tubeless ready either, these are the low cheap grade of Kenda. I made the right call! With 90% of my complaining out of the way, this bike is a lot of fun once you make it yours. Thx for amazing reviews though bro keep up great work!! Many comparable ebikes come with slower 2 amp chargers, but Biktrix starts with 3.5 amp and then upgrades to 4 amp for free along with their larger battery packs. I ordered both a Juggernaut Ultra 1000 Pro and a Stunner LT. Really enjoy the power and ride. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This site uses Akismet to reduce spam. Featuring our dual integrated battery technology, the Juggernaut Ultra Beast is the most powerful, longest range on torque sensing ebike on the market. The other being the Ultra FS. The LCD display shows all kinds of important information about your ride including speed, battery life, range, odometer, pedal assist level and more. Our specs cannot be beat for the price. Explore The World Of Biktrix. Or maybe a tubeless option. Top-of-the-line components and the most powerful torque sensored mid-drive motor in the industry make the Juggernaut Ultra FS eBike the best-built full-suspension electric bike available. It is clearly a quality built bike with lots of power. People who say you dont get a workout on an e-bike are wrong. Cadence+Torque sensor makes pedal assist smooth and powerful. For those taking on all-mountain or downhill conditions, the kickstand could bounce a lot more and crank arms could strike so consider their shorter 152mm crank arms and then be careful when leaning the bike over and charging ideally youd lay the bike on the non-drivetrain side, but again, this is where the charging port is, so maybe just remove the battery pack to charge each time. Performance. Love my e-bike it's great, though I had a surprise when I put it together it's a hell of a lot bigger in person than in the pictures, it almost looks like a motorcycle it truly is a beast. Looks like you have not added anything to your cart. I'll up grade this rating , after i get the bike. It comes with 2-piston Tektro E-350 hydraulic disc brakes running 180mm rotors. Really is a beast. The Biktrix Juggernaut Ultra Duo 3 Step-Thru Mid-Drive Electric Bike is a high-power e-bike that can go miles of adventure on a single charge. Perhaps you could look at some of the other Biktrix models or call and ask about a hardtail build with a cross country geometry vs. all mountain / downhill on the Juggernaut. Choose Options. Our eBikes are made to impress and are the most customizable over any other brand. I think that would be plenty of power if it was going through the gears. Aettefagh. The NEW Juggernaut Ultra Beast 2 Dual Integrated Battery Mid Drive Suspension Fat Tire Electric Bike is the longest range, most powerful e . For me, the range extender is essential. However, if you are still interested, please fill the form below and we will notify you when we are back in stock. Just click the button below to activate chat now. I had mine shipped to comply with local regulations, and it still felt very powerful. Its a must-have for such a powerful motor, but wasnt completely necessary given the multi-sensor torque sensing motor controller. That can be seen here, with the Juggernaut Ultra FS with the upgrade paths for suspension fork, battery capacity, and brake quality. Our eBikes are made to impress and are the most customizable over any other brand. These fenders will keep you and your bike clean. For those who are riding near traffic, I love that the bike comes with tires that have reflective stripes and puncture protection. Very well built bike. 1000 W Bafang Ultra M620 Mid-drive Motor. The thing is, as you suggested, the rim may not be setup to run tubeless and that could be a difficult or expensive job to convert. Watch this video to see how The 3 Duo models stack up. Strap on our rear rack and make your way! By clicking Accept, you agree to the use of cookies, as outlined in our Privacy Policy. You say speed can get 35mph? This is just a minor miss though, your review is as always incredibly thorough and helpful! 160Nm Torque. The Helsinki-Uusimaa Region is at the heart of Northern Europe, more precisely in the very south of Finland and it has some 230 km of Baltic Sea coastline. 89 years old but active. Note : le jeu de roues supplmentaires de 27,5 po, il devrait y avoir une option pour la casette et le disque de frein en supplment choisir, car dans mon cas, ils serviront en mode Streets, avec des pneus plus moins larges sans crampons, pneu pour piste cyclable, et augmenter l'autonomie, alors je veux faire lchange rapidement selon mon parcours. You can readjust in the field, but not well so your ride is compromised. This can damage the chain and rear sprockets, you can hear them crunching during parts of my ride test when I climb a very steep hill at 30:47. No worries, just click below to see our entire bike selection! . A possible option for us who are short in the inseam would be to offer the option to buy just a basic front fork with no suspension. Assisted peddling and a throttle are new to me, and boy it is awesome. I am so happy with the purchase of my Ultra FS Pro 3 . The Juggernaut Duo Series is all about flexibility. Free shipping (over $1,000) to 48 US states and all Canadian provinces. Its amazing to see an ebike with this much power and so many customization options for such a low price. Or you can customize your ride with a Wren inverted suspension fork. Powered by Shopify. Welcome to the forum Dale! As cool as it all is, the rake is a bit relaxed for me, and the longer travel WREN could change the frame geometry. all the good stuff, and more. This bike can go up to 35mph when unlocked, after all. There is a long, steep hill nearby and it climbed easily in 3rd with a 3 assist. This website uses cookies to improve the users experience. We reviewed the 2019 version a while back, and I was excited to see this new model because there are very few full suspension fat tire ebikes in existence today. Biktrix Juggernaut Ultra FS Pro Custom Juiced Bikes HyperScrambler 2 The battery is removable and can be replaced by the user if broken. Depending on how this bike is setup, it may be illegal on bike paths and trails where you live. Note that it does not have the proper DOT rating or lights (with turn signals) to be licensed as a moped without modification. No complaints at this point. It climbs very well, the brakes have motor inhibitors, and it offers physical shift detection to protect the drivetrain! Sign up for our newsletter to get updates straight to your inbox, Powerful 750watt fat-tire specific hub-drive, 48v 10ah capacity battery, with throttle and 5 modes of A comfortable cruiser ebike with an internally geard hub, mid-drive, throttle, and comfortable riding position as well as front suspension fork. If you want to have a flat foot on the ground while on a full stop then your inseam must be equal to or greater than the minimum seat height listed for that frame size. Range worries are a thing of the past with our dual battery system. I've driven it across rough terrain, after which I changed the saddle. You can contact them to discover how unlocking works (and they might even include that info in the guide when you buy the bike). CANBUS Protocol Ultra Motor - see more information here. First trail ride I had was not fun. Top-of-the-line components and the most powerful torque-sensing mid-drive motor in the industry makes the Juggernaut Ultra FS Pro 3 the best-built full-suspension electric bike on the market. It will bulge out to the left side of the frame which could compromise handling a bit and become prone to kicks and scratches. Its power is great.l love it. We offer a variety of battery capacity options. I recieved my bike here in Sweden a few days ago, and I am super-satisfied. Commuting, offroad, rain or shine -- this thing does it all! They are unique and remain relevant today because they offer so many choices for each model without raising the price significantly. Hub-drive or mid-drive, step-over or step-thru, single battery or dual battery, entry-level or high-end. I feel like this is a half downhill half cross country hybrid that is a bit awkward at times. Start with 1500W of peak power and 160Nm of torque thanks to the Bafang M620 Ultra Mid-Drive motor add an 11-speed SRAM-NX drivetrain, QR rear hub, Kenda tires, plus our Biktrix inverted fork with 100mm of travel, preload, and lockout suspension and that's just the stock build! It uses a SRAM NX derailleur and offers an 11 to 42 tooth spread for comfortable pedal cadence options when climbing or riding at high speeds. These fenders will keep you and your bike clean when the path gets wet. With my weight I need the extra juice for range. The shifting felt weird, got back to the house, and the chain was was as dry as the Arizona desert. Easier to slide forward or backward on the seat rails so you can position as good as can be had. I am 71, used to ride motocross 50 years ago, really enjoy my Rad Rover and ride it on a lot of rough trails, looking for a more trail worthy ride, mid motor to be exact for more torque at low speeds. Id love to see a thick 203mm rotor as well, but then it may zing as the rear swing arm flexes under motor power or heavy braking. The Juggernaut Ultra FS Pro is ready for all-season, all-terrain riding. UART (programmable controller | best for DIYers), Juggernaut Series (Mountain and Off-road), Specialty Series (Cargo, Moped-style, Folding). From my limited riding, I love the bike. but it's a great e-bike very comfortable, great ride no regrets here love it. I have done 60 mile rides that are mostly paved, and had a blast. Compatibility: Bike Name Compatible Juggernaut Classic Duo Stunner X 6 26x4 Stunner X 5 25x4 - some versions* Juggernaut Classic Juggernaut Ultra Duo *Possibly Compatible with other models - please consult this guide tp identify your hub spacing and check compatibility Technical Specifications: Component Specification Front Hub Spacing 135mm .