Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Travel Front 63mm -
Fork Suntour NEX
-
Groupset Nexus, Gates -
Suspension Hardtail -
Motor Bosch 250W 75Nm mid-drive -
Battery Bosch, PowerTube, 500 Wh -
Drivetrain Belt Drive, Internally Geared Hub -
Brakes Rim
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Suspension Fork
SR Suntour, NEX E25-HLO, Lockout, Steel spring, travel= 63 mm, Aluminium steerer tube 1 1/8" - 1 1/2" tapered
Drivetrain
Shift Levers
Shimano, Nexus, Twist shifter
Cassette
Gates, sprocket, 24 - teeth
Crank
Gates, Aluminium, 50 teeth
Bottom Bracket
integrated in the motor
Chain
Gates, CarbonDrive
Chain Guide
Nylon directmount
Pedals
VP, E461, Aluminium, with Reflector
Wheels
Rims
Ryde, Zac421, Double Wall, Aluminium
Spokes
Sapim, Leader, Black
Tires
Schwalbe, Marathon Almotion, 55-584, 27.5" x 2.15"
Brakes
Brakes
Rim
Brake Levers
Tektro, T275, Aluminium,
Cockpit
Stem
XLC, A-Head verstellbar, A-head, 31.8 mm
Handlebar
Ergobar, oversize, 640 mm
Headset
Feimin, A-Head Tapered, Aluminium, Cartridge
Seat
Saddle
Selle Royal, Viento
Seatpost
XLC, Aluminium, Patent suspension, 31.6 mm
Motor & Battery
Motor
Bosch, Performance Line Smart System, 250W, 75 Nm
Battery
Bosch, PowerTube, 500 Wh
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | 48cm | 52cm | 56cm | 60cm |
|---|---|---|---|---|
| Stack Reach Ratio | 1.637 mm | 1.513 mm | 1.497 mm | 1.508 mm |
| Front Center | 666 mm | 675 mm | 685 mm | 696 mm |
| Rake | 33 mm | 45 mm | 45 mm | 45 mm |
| Trail | 82 mm | 69 mm | 69 mm | 69 mm |
| Stack | 673 mm | 637 mm | 642 mm | 656 mm |
| Reach | 411 mm | 421 mm | 429 mm | 435 mm |
| Top Tube Length | 632 mm | 641 mm | 649 mm | 658 mm |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° | 73.5 ° |
| Head Tube Angle | 70.5 ° | 70.5 ° | 70.5 ° | 70.5 ° |
| Head Tube Length | 155 mm | 155 mm | 160 mm | 175 mm |
| Chainstay Length | 475 mm | 475 mm | 475 mm | 475 mm |
| Wheelbase | 1134 mm | 1144 mm | 1154 mm | 1165 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Standover Height | 800 mm | 820 mm | 850 mm | 870 mm |
| Wheels | 650 | 650 | 650 | 650 |
About this model
Sinus R8Ef is part of the Winora E Sinus model. Winora launched 18 e-bikes of this model so far. Take a sneak peek at all Winora E Sinus e-bikes models from 2024, by clicking here.
Model range prices
Winora Sinus Tria 9 2024 is the most economical model, with a starting price of 3070$. Winora Sinus R380 auto 2024 on the other hand costs 5082$, and is the most expensive model.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Commuter e-bikes average price
According to our calculations, the average cost of a Commuter e-bike that is reliable is 2569$. However, even if your budget is less than the average, you might still be able to get a top-quality Commuter e-bike. In conclusion, always check e-bike reviews and their components before making a purchase to make sure you don’t overpay.
At the moment of the release date, Winora Sinus R8Ef price was 4023$. Comparing the average cost of a Commuter e-bike to this one, you will see that Sinus R8Ef price is 56.6% higher.
Sinus R8Ef components
Fork
The Suntour NEX is included from the factory. It has a travel distance of 63mm. Bike forks absorb the shocks and give you a smooth and pleasant ride. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Fork material
When it comes to the fork, this e-bike has an aluminum one, so there won’t be much extra weight added to the e-bike. However, they are not so stiff as carbon forks are.
Wheels size
The wheels on Sinus R8Ef are the aluminum type. The 650b wheels are very similar to 700c, with a slight difference in diameter. However, if you want higher speeds, you should look for a bike with 700c wheels.
Brakes
For your safety, it is important to have quality breaks on your bike. Winora Sinus R8Ef has Rim brakes installed. Rim brakes deliver an average performance overall. However, they are not nearly as effective as hydraulic brakes are.