Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Titanium -
Groupset GRX Di2, GRX 800 -
Suspension Rigid -
Drivetrain 2 × 11 Electronic -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
XS
156cm - 166cm
SM
163cm - 174cm
MD
171cm - 182cm
LG
179cm - 189cm
XL
185cm - 195cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Titanium 3Al-2.5V, TA, rack / fender mounts, UDH derailleur hanger
Suspension Fork
Seido MGV full carbon, TA, 1.1/2'' - 1.1/8'', fender / triple cage mounts, 180 mm max rotor size, lowrider rack compatible, internal hub dynamo cable routing
Drivetrain
Rear Derailleur
Shimano GRX DI2 RD-RX815
Front Derailleur
Shimano GRX DI2 FD-RX815-F
Shift Levers
Shimano GRX DI2 ST-RX815 2 x 11
Cassette
Shimano Ultegra CS HG 800, 11-speed, 11 - 34 T
Crank
Shimano GRX 810-2, hollow forged aluminium crank, 24 mm spindle
Bottom Bracket
Bombtrack T47 internal sealed BB for 24 mm spindle
Chain
KMC X11 EPT Anti Rust chain, 1/2'' x 11/128'', 112L
Pedals
-
Wheels
Front Hub
Bombtrack Tau sealed hub, 6-bolt disc
Rear Hub
Bombtrack Tau sealed hub, 11-speed, 6-bolt disc
Rims
WTB EZR i25, TCS 2.0, 32h
Tires
Front: WTB Ranger TCS Light / Fast Rolling 27.5'' x 2.0'', tubeless ready, Rear: WTB Ranger TCS Light / Fast Rolling 27.5'' x 2.0'', tubeless ready
Brakes
Brakes
Shimano GRX BR-RX810 flat mount hydraulic disc brakes
Cockpit
Stem
Seido Chase forged aluminium stem, 0°
Handlebar
Seido Tackle drop bar, 31.8 mm, 25° flare
Grips
Bombtrack Escape bar tape
Headset
Sealed external aheadset, 1.1/2'' - 1.1/8''
Seat
Saddle
Bombtrack Dart saddle
Seatpost
Bombtrack Yew aluminium seatpost, 27.2 mm x 300 mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS | SM | MD | LG | XL |
|---|---|---|---|---|---|
| Stack Reach Ratio | 1.55 mm | 1.564 mm | 1.556 mm | 1.569 mm | 1.566 mm |
| Front Center | 588 mm | 603 mm | 618 mm | 633 mm | 652 mm |
| Rake | 53 mm | 53 mm | 53 mm | 53 mm | 53 mm |
| Trail | 64 mm | 64 mm | 61 mm | 60 mm | 60 mm |
| Stack | 558 mm | 577 mm | 593 mm | 612 mm | 631 mm |
| Reach | 360 mm | 369 mm | 381 mm | 390 mm | 403 mm |
| Top Tube Length | 520 mm | 534 mm | 558 mm | 572 mm | 597 mm |
| Seat Tube Angle | 73.9 ° | 73.9 ° | 73.5 ° | 73.5 ° | 73 ° |
| Seat Tube Length | 460 mm | 500 mm | 530 mm | 570 mm | 600 mm |
| Head Tube Angle | 70.9 ° | 70.9 ° | 71.5 ° | 71.5 ° | 71.5 ° |
| Head Tube Length | 110 mm | 130 mm | 150 mm | 170 mm | 190 mm |
| Chainstay Length | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1003 mm | 1018 mm | 1034 mm | 1049 mm | 1068 mm |
| Bottom Bracket Drop | 71 mm | 71 mm | 66 mm | 66 mm | 66 mm |
| Standover Height | 753 mm | 782 mm | 805 mm | 834 mm | 857 mm |
| Wheels | 650 | 650 | 650 | 650 | 650 |
| Rider Min Height | 156 cm | 163 cm | 171 cm | 179 cm | 185 cm |
| Rider Max Height | 166 cm | 174 cm | 182 cm | 189 cm | 195 cm |