Trek Rail 8 GX AXS T-Type Gen 3 2024
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Wheels 29"
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Travel Front 160mm
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Travel Rear 150mm
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Fork RockShox Domain
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Groupset GX Eagle Transmission, X01 Eagle AXS
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Suspension Full
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Motor Bosch 250W 85Nm mid-drive
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Battery Bosch PowerTube 625Wh, smart system
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Drivetrain 1 × 12 Electronic
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Brakes Hydraulic Disc
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Alpha Platinum Aluminum, Removable Integrated Battery (RIB), tapered head tube, Control Freak internal routing, magnesium rocker link, Motor Armor, Mino Link, ABP, Boost148, 12mm thru axle, 150mm travel
Suspension Fork
RockShox Domain RC, DebonAir, Motion Control damper, lockout, tapered steerer, 44mm offset, oversized crown for eMTB, Boost110, 15mm Maxle Stealth, 160mm travel
Rear Shock
RockShox Deluxe Select+ RT, 230mm x 57.5mm
Drivetrain
Rear Derailleur
SRAM GX Eagle AXS, T-Type
Shift Levers
SRAM AXS POD
Cassette
SRAM Eagle XS-1275, T-Type,10-52, 12 speed
Crank
SRAM GX, 160mm length
Chain
SRAM GX Eagle, T-Type, 12 speed
Pedals
VP-536 nylon platform
Wheels
Rims
Front: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, 29'', Rear: Bontrager Line Comp 30, Tubeless Ready, Rapid Drive 108, 6-bolt, Boost148, 12mm thru axle, 29''
Tires
Bontrager XR5 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 60 tpi, 29x2.50''
Brakes
Brakes
SRAM DB 8 4-piston hydraulic disc
Cockpit
Stem
Bontrager Rhythm Comp, 31.8mm, 0 degree, 50mm length
Handlebar
Bontrager Rhythm Comp, alloy, 31.8mm, 15mm rise, 780mm width
Grips
Bontrager XR Trail Elite, nylon lock-on
Headset
Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Seat
Saddle
Bontrager Verse P3, chromoly rails
Seatpost
Size: S, Bontrager Line Dropper, 100mm travel, MaxFlow, internal routing, 31.6mm, 310mm length; Size: M, Bontrager Line Dropper, 150mm travel, MaxFlow, internal routing, 31.6mm, 410mm length; Size: L, XL, Bontrager Line Dropper, 170mm travel, MaxFlow, internal routing, 31.6mm, 450mm length
Motor & Battery
Motor
Bosch Performance Line CX, smart system, magnesium motor body, 85 Nm
Battery
Bosch PowerTube 625Wh, smart system
Charger
Bosch standard 4A, 110V, smart system
Fit data
Numbers for sizing and ride feel.
| Size | 15.5" High | 15.5" Low | 17.5" High | 17.5" Low | 19.5" High | 19.5" Low | 21.5" High | 21.5" Low |
|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.466 mm | 1.49 mm | 1.382 mm | 1.407 mm | 1.334 mm | 1.355 mm | 1.275 mm | 1.291 mm |
| Bottom Bracket Height | 344 mm | 339 mm | 344 mm | 339 mm | 344 mm | 339 mm | 344 mm | 339 mm |
| Front Center | 750 mm | 750 mm | 774 mm | 775 mm | 797 mm | 797 mm | 831 mm | 832 mm |
| Rake | 41 mm | 43 mm | 42 mm | 43 mm | 42 mm | 43 mm | 43 mm | 44 mm |
| Trail | 127 mm | 131 mm | 127 mm | 131 mm | 127 mm | 131 mm | 127 mm | 131 mm |
| Stack | 623 mm | 626 mm | 622 mm | 626 mm | 627 mm | 630 mm | 636 mm | 639 mm |
| Reach | 425 mm | 420 mm | 450 mm | 445 mm | 470 mm | 465 mm | 499 mm | 495 mm |
| Top Tube Length | 587 mm | 588 mm | 611 mm | 613 mm | 633 mm | 634 mm | 665 mm | 666 mm |
| Seat Tube Angle | 75.4 ° | 75 ° | 75.4 ° | 75 ° | 75.4 ° | 75 ° | 75.4 ° | 75 ° |
| Seat Tube Length | 410 mm | 410 mm | 420 mm | 420 mm | 450 mm | 450 mm | 500 mm | 500 mm |
| Head Tube Angle | 64.9 ° | 64.5 ° | 64.9 ° | 64.5 ° | 64.9 ° | 64.5 ° | 64.9 ° | 64.5 ° |
| Head Tube Length | 105 mm | 105 mm | 105 mm | 105 mm | 110 mm | 110 mm | 120 mm | 120 mm |
| Chainstay Length | 447 mm | 448 mm | 447 mm | 448 mm | 447 mm | 448 mm | 447 mm | 448 mm |
| Wheelbase | 1195 mm | 1196 mm | 1220 mm | 1221 mm | 1243 mm | 1243 mm | 1277 mm | 1278 mm |
| Bottom Bracket Drop | 29 mm | 35 mm | 29 mm | 35 mm | 29 mm | 35 mm | 29 mm | 35 mm |
| Standover Height | 748 mm | 743 mm | 778 mm | 773 mm | 767 mm | 762 mm | 780 mm | 775 mm |
| Wheels | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
