Rotwild R.X735 ULTRA 2023
Bike details
Key information split into simple groups.
Bike summary
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Frame Carbon
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Wheels 29"
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Travel Front 150mm
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Travel Rear 144mm
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Fork Fox Factory Float 36
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Groupset Ultegra Di2, e*thirteen
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Suspension Full
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Motor Shimano 85Nm mid-drive
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Battery IPU735 QR Carbon, IPU735 / 720 Wh / 3.6 kg / Carbon / Quick Release / 4.5 A charger
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Drivetrain 1 × 11 Electronic
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Brakes Hydraulic Disc
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Full carbon made from high modulus carbon fibres, handmade
Suspension Fork
Fox 36 Float Factory Kashima, 150 mm travel / 110x15 mm / 44 mm offset
Rear Shock
Fox Float X Factory Kashima, 144 mm travel / 210x52.5 mm / 21.84 mm (bushing f.) / 19.05 mm (bushing r.)
Drivetrain
Rear Derailleur
SHIMANO XT Di2 8150 SGS HYPERGLIDE+
Cassette
SHIMANO XTR 9100
Crank
e*thirteen Direct Mount Chainring
Chain
SHIMANO HG 7100
Chain Guide
e*thirteen TRS
Wheels
Rims
Full carbon made from high modulus carbon fibres, handmade
Tires
SCHWALBE Magic Mary / Hans Dampf
Brakes
Brakes
SHIMANO XTR 9120
Cockpit
Stem
e*thirteen Plus
Handlebar
e*thirteen Race Carbon
Headset
ACROS RW735 1.5 Headset
Seat
Saddle
ERGON SM30 PRO
Seatpost
Eightpins NGS 2
Motor & Battery
Motor
SHIMANO EP801, Shimano EP801 / 2 riding profiles / up to 85 Nm torque
Battery
IPU735 QR Carbon, IPU735 / 720 Wh / 3.6 kg / Carbon / Quick Release / 4.5 A charger
Charger
4,5 A Charger
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.46 mm | 1.4 mm | 1.36 mm | 1.31 mm |
| Bottom Bracket Height | 345 mm | 345 mm | 345 mm | 345 mm |
| Front Center | 752 mm | 771 mm | 805 mm | 834 mm |
| Rake | 45 mm | 44 mm | 45 mm | 45 mm |
| Trail | 121 mm | 122 mm | 121 mm | 121 mm |
| Stack | 618 mm | 618 mm | 636 mm | 645 mm |
| Reach | 423 mm | 443 mm | 468 mm | 493 mm |
| Top Tube Length | 590 mm | 610 mm | 640 mm | 668 mm |
| Seat Tube Angle | 75 ° | 75 ° | 75 ° | 75 ° |
| Seat Tube Length | 410 mm | 440 mm | 470 mm | 506 mm |
| Head Tube Angle | 65.5 ° | 65.5 ° | 65.5 ° | 65.5 ° |
| Head Tube Length | 110 mm | 110 mm | 130 mm | 140 mm |
| Chainstay Length | 443 mm | 443 mm | 443 mm | 443 mm |
| Wheelbase | 1193 mm | 1212 mm | 1246 mm | 1275 mm |
| Bottom Bracket Drop | 30 mm | 30 mm | 30 mm | 30 mm |
| Standover Height | 722 mm | 722 mm | 722 mm | 722 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
R.X735 ULTRA completes the Rotwild E Rx735 model. Rotwild launched 6 e-bikes of this model so far. Take a sneak peek at all Rotwild E Rx735 e-bikes models from 2023, by clicking here.
Model range prices
Rotwild R.X735 CORE 2023 is the cheapest e-bike model and costs 9555$. Rotwild R.X735 ULTRA 2023 is the most expensive one and costs 13802$.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Average price for Trail e-bikes
If you want an acceptable Trail e-bike you should know that the average price is 3365$. However, you could also get a good Trail e-bike even if you pay a lower amount than the average price. In short, before purchasing your ideal e-bike do some research about its components, and also check for reviews online.
At the moment of the release date, Rotwild R.X735 ULTRA price was 13802$. In conclusion, this e-bike price is 310.16% more expensive than the price of the average Trail e-bike.
R.X735 ULTRA components
Fork
Rotwild R.X735 ULTRA 2023 e-bike is equipped with the Fox Factory Float 36 fork, and has 150mm travel. Bike forks are great for shock absorption and provide you with a smooth ride. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
The R.X735 ULTRA has a rear shock with a travel of 144mm. The model Fox Float X Factory Kashima is the one installed in this e-bike. Bike rear shocks are a great way to increase comfort on the bike and give you more control when riding on technical trails. In short, a full-suspension bike will give you the smoothest ride possible.
Wheels size
The R.X735 ULTRA 2023 e-bike is equipped with 29″ carbon wheels when leaving the factory. With 29″ wheels, bumps will feel lighter and you’ll gain more speed on descends, compared to smaller wheel-sized bikes. However, if you’re not a tall person, you might find it difficult to adapt to this wheel size.
Brakes
When you want to stop the bike in time, the brakes are vital. The R.X735 ULTRA has Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, your safety is in good hands.
Sizes
R.X735 ULTRA comes in 4 sizes, that range from 158 cm – 199 cm (5.18 ft – 6.53 ft). In short, it won’t be difficult to find the right one for you.
Dropper post
The Rotwild model is also equipped with a dropper post. If used correctly, a dropper post gives you more faith, maneuverability, and greater control over your bike.
