silverback S-ElectroTM Diamond Step 1 2025
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Travel Front 120mm
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Fork Suntour RAIDON
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Groupset Deore
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Suspension Hardtail
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Motor Shimano 85Nm mid-drive
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Battery Darfon 720Wh, 36V, 20Ah Li-Ion, 3.8Kg Weight
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Drivetrain 1 × 11
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Brakes Shimano Hydraulic Disc
Recommended size guide.
SM
154cm - 171cm
MD
169cm - 180cm
LG
178cm - 190cm
XL
185cm - 210cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Aluminium E - MTB frame designed to take a 720wh battery and Shimano STEPs EP8, E8000 or E7000 motor. The geometry is designed for an all day easy trail ride or a commute to your preferred destination. This is a Step through frame making it easier to get your leg over the TT. This frame has tyre clearance for 29 x 2,6" tyres. Sizes range from S - XL
Suspension Fork
Suntour SF19 Raidon32-DS-Boost-RL-R-15QLC32 29 CTS, 120mm Travel, Tapered Steerer, Matt Black, Boost 110mm Thru Axle
Drivetrain
Rear Derailleur
Shimano RD-M5100 Deore, 11 Speed
Shift Levers
R: Shimano SL-M5100-R Deore, 11 Speed Rapidfire Plus
Cassette
Shimano CS-M5100 Deore, 11 Speed 11-51T
Crank
Shimano FC-EM600
Bottom Bracket
STEPS, press-fit
Chain
Shimano CN-HG601-11, 11spd
Wheels
Front Hub
F: Shimano HB-MT410-B, 32H, 15mm Thru-Axle, 110mm OLD
Rear Hub
F: Shimano HB-MT410-B, 32H, 15mm Thru-Axle, 110mm OLD
Rims
F: SUNringlé Duroc 35, STR Tubeless, 32mm Internal Width
Tires
F: Maxxis Forekaster 29 x 2,35", 120 tpi, EXO
Brakes
Brakes
F: Shimano MT200, Resin Pads
Cockpit
Stem
SURFACE High-Rise alloy
Handlebar
SURFACE Alloy, Dia:31.8mm, Backsweep:9°, Rise 5mm
Grips
SURFACE ERGO
Headset
Token TK035A-15 Sealed Bearing
Seat
Saddle
SURFACE E-BIKE saddle, Cromo Rails
Seatpost
SURFACE Suspension Post w/Protective Cover, 30.9mm
Motor & Battery
Motor
Shimano EP8 Drive Unit, Mid-Position, 25km/h, 85N.m Torque
Battery
Darfon 720Wh, 36V, 20Ah Li-Ion, 3.8Kg Weight
Charger
Darfon Smart Plus, 100-240V, 4A, EU use
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.607 mm | 1.569 mm | 1.507 mm | 1.421 mm |
| Bottom Bracket Height | 320 mm | 320 mm | 320 mm | 320 mm |
| Front Center | 708 mm | 718 mm | 740 mm | 772 mm |
| Rake | 48 mm | 48 mm | 48 mm | 48 mm |
| Trail | 100 mm | 100 mm | 100 mm | 100 mm |
| Stack | 659 mm | 659 mm | 663 mm | 668 mm |
| Reach | 410 mm | 420 mm | 440 mm | 470 mm |
| Top Tube Length | 599 mm | 609 mm | 630 mm | 662 mm |
| Seat Tube Angle | 74 ° | 74 ° | 74 ° | 74 ° |
| Seat Tube Length | 390 mm | 430 mm | 465 mm | 500 mm |
| Head Tube Angle | 68 ° | 68 ° | 68 ° | 68 ° |
| Head Tube Length | 135 mm | 135 mm | 140 mm | 145 mm |
| Chainstay Length | 460 mm | 460 mm | 460 mm | 460 mm |
| Wheelbase | 1163 mm | 1173 mm | 1195 mm | 1227 mm |
| Bottom Bracket Drop | 54 mm | 54 mm | 54 mm | 54 mm |
| Standover Height | 801 mm | 799 mm | 794 mm | 823 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 154 cm | 169 cm | 178 cm | 185 cm |
| Rider Max Height | 171 cm | 180 cm | 190 cm | 210 cm |
