2022 Trek Rail 5

A 29″ aluminum frame full suspension enduro e-bike with upper mid-range components, priced at the low end of the Rail model range. Compare the full range

2022 Trek Rail 5
MSRP$5,649
Weight52.6 lbs
SuspensionFull
Travel150mm rear, 160mm front
FrameAluminum
ForkRockShox 35 Gold RL

Wheels29″
Tire Clearance2.6"
Drivetrain1 × 12
GroupsetDeore, e*thirteen

MotorBosch 250W 85Nm mid-drive
BatteryBosch 250Wh (♻️ Call2Recycle supporter)
BrakesHydraulic Disc
SeatpostDropper post
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Estimated Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more. Learn more

Spec level →$0$1,000$2,000$3,000$4,000$5,000
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January 2022

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Trek Rail 9.9 XX1 AXS Review

Price: $13549.99.00 | Model Year: 2021, 2022 | Trek's best long-travel electric mountain bike, designed for All Mountain and Enduro Riding. Light weight optimum compaction low void (OCLV) carbon fiber and magnesium frame comes in three sizes. Flip chip spacer in the rear swing arm further refines geometry for low and high settings.

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October 2021

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The Trek Rail 9.9 AXS eMTB Encompasses Greatness That Is Bedeviled by Gremlins

Great performance e-bike, killer motor tune, but so many glitchy electronic accessories.

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October 2021

Beta
Trek Introduces the 2022 Rail 9.9 and 9.8 E-Bikes

Longer, lower, smarter

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October 2021

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First Ride: 2022 Trek Rail 9.9 - More Battery Power & Updated Geometry

The Rail 9.9 now has a 750Wh battery and geometry numbers that are similar to the Slash's.

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March 2021

Flow Mountain Bike
Trek Rail 2021 Review | A powerful, big travel e-MTB with big confidence

The Trek Rail has been refined for 2021 with several key updates that make this one of the most capable long-travel electric mountain bikes on the market. Read on for our longterm review of the Goldilocks model - the 2021 Trek Rail 9.

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November 2020

MBR
Trek Rail 9 (2021) electric mountain bike review - MBR

If Tonka did mountain bikes, we reckon they would look a lot like the Trek Rail 9. Pumped up in all directions, the Rail is like a two-wheel linebacker.

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Geometry

Specs
Build
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

Tire Clearance2.6"

ColorsCrimson / Lithium Grey; Matte Trek Black / Miami Green

Fork

RockShox 35 Gold RL, DebonAir spring, Motion Control damper, lockout, tapered steerer, 44mm offset, oversized crown for eMTB, Boost110, 15mm Maxle Stealth, 160mm travel

Rear Shock

RockShox Deluxe Select+, 230mm x 57.5mm

Headset

Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom

Stem

Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree, 50mm length

Handlebar

Bontrager alloy, 31.8mm, 15mm rise, 750mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: S, TranzX JD-YSP18, 100mm travel, internal routing, 31.6mm, 361mm length; Size: M, L, XL, TranzX JD-YSP18, 130mm travel, internal routing, 31.6mm, 425mm length

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano Deore M6100, long cage

Crank

E*thirteen E*spec Plus, 34T, 165mm length

Shifters

Shimano Deore M6100, 12 speed

Cassette

Shimano Deore M6100, 10-51, 12 speed

Chain

Shimano Deore M6100, 12 speed

Brakes

Shimano 4-piston hydraulic disc, MT4100 lever, MT420 caliper

Wheels
Rims

Alex MD35, tubeless compatible, 32-hole, 35mm width, presta valve

Spokes

14 g stainless steel

Front Hub

Bontrager sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle

Rear Hub

Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Shimano MicroSpline freehub, Boost148, 12mm thru axle

Tires

Bontrager XR4 Comp, wire bead, 30 tpi, 29x2.60''

Disk Rotors

Shimano RT76, 6-bolt, 203mm

Electric Components
Motor

Bosch Performance CX, magnesium motor body, 250 watt, 85 Nm, 20mph or 32km/h max assist

Battery

Bosch Performance CX, magnesium motor body, 250 watt, 85 Nm, 20mph or 32km/h max assist

Charger

Bosch compact 2A, 100-240V, smart system

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