2022 Trek

Rail 5

A 29″ aluminum frame full suspension enduro e-bike with upper mid-range components.
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Manufacturer Price

$5,149
Weight52.6 lbs  
FrameAluminum
SuspensionFull, 150 / 160mm
ForkRockShox 35 Gold RL
ShockRockShox Deluxe Select+
Wheels29″ Aluminum
Drivetrain1 × 12
GroupsetDeore, e*thirteen
MotorBosch 250W 85Nm mid-drive
BatteryBosch 500Wh
BrakesHydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Rail 5
Other Enduro bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

29 mph

Rail 5

26 mph

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Highest gear

(descending)

Spec Level

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

Compare the full Rail model range

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Price History
Reviews
BikeRadar
Trek Rail 9.8 XT Gen 3 review

Jun 2023 · Alex Evans

Trek’s Rail is claimed to be enduro-descent ready and uses Bosch’s powerful Performance Line CX motor

Highs
  • Great geometry provides stability

  • Cornering control excellent

  • Suspension is supple and forgiving with plenty of support

  • Bosch motor

Lows
  • Tyre compound struggles on anything other than perfectly dry terrain

  • Harsh feeling ride saps confidence

Read Review

Bikerumor
Trek Rail eMTB Gets Smarter with Bosch Smart System Upgrade

Feb 2023

Bosch has spent years touting its motor/battery/display array. Now, Trek’s ultra-high-end Rail eMTB gets the signature tech.

Read Review

Loam Wolf
Trek Rail 9.9 XX1 AXS –, 2022 eMTB Shootout

May 2022

Trek’s updated 2022 Rail 9.9 represents a significant departure from the outgoing model. Visit The Loam Wolf to read our review of the tech-focused updates.

Highs
  • Bosch Smart System power and control

  • Loves to go fast

  • Category blending capability

  • Technical climbing prowess

Lows
  • Lengthy reach numbers are polarizing, sizing jumps

  • Firm suspension feel at slower speeds

  • Limited playfulness in tighter trails

Read Review

Vital MTB
2022 Trek Rail 9.9 XX1 AXS E-Bike

Apr 2022 · BHowell

An excellent e-bike with a lot of electronics.

Highs
  • Well rounded ride

  • Suspension quality

  • Powerful Bosch motor

Lows
  • Seat angle could be steeper

  • Vulnerable Bosch controller and Kiox

Read Review

Bike Perfect
Trek Rail 9.9 first ride review: fully tech-loaded flagship, long travel, e-MTB

Mar 2022 · Guy Kesteven

Trek’s Rail 9.9 eMTB is loaded with carbon fiber and wireless tech. Guy Kesteven explores what the pricey Bosch powered flagship is like to ride on a wet and rocky Lake District demo loop

Highs
  • Lightweight yet super precise full carbon frame

  • Extended enduro geometry

  • Superbly controlled suspension performance

  • Latest big battery Bosch Smart System

  • Full SRAM AXS and Wiz comms componentry

Lows
  • Mega money

  • AirWiz feels gimmicky

Read Review

Outdoor Gear Lab
Trek Rail 9.7

Mar 2022 · Jeremy Benson

The Rail 9.7 is a powerful electric mountain bike from the Trek Bicycle Company. This 29er has 150mm of rear-wheel travel paired with a 160mm fork and a...

Read Review

Electric Bike Review
Trek Rail 9.9 XX1 AXS Review

Jan 2022

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.

Observations
  • 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.

  • Available in three premium color schemes, the bike is setup with 29" wheels but can accommodate 27.5" or a mixed mullet setup (smaller rear wheel, larger front). Sturdy 12mm and 15mm thru-axles with Boost hub spacing offer stronger spoke bracing angle. Magnetic 6mm hex wrench quick release lever makes trail-maintenance convenient.

  • SRAM AXS wireless electronic shifting, dropper post, and air pressure settings and alerts for the tires and suspension. Bosch Smart System LED Remote, Kiox 300 display, PowerTube 750 battery, and CX motor with eBike Flow app. Premium quad-piston hydraulic disc brakes with extra-large 220mm front extra thick front rotor. Bottle cage bosses and ABUS keyed-alike code keyset.

  • Excellent weight positioning with the motor and battery low and center, but the PowerTube 750 goes from 9.7lbs to 10.8lbs with the color-matched Trek RIB cover and handle. Longer wheelbase due to longer battery design. Two smartphone apps required to configure all of the electronics (SRAM AXS and Bosch eBike Flow). No USB charging with the Bosch LED Remote despite having a USB-C port built in.

Read Review

E-Mountainbike Magazine
2022 Trek Rail 9.9 XX1 AXS first ride review – The smartest Trek of all time?

Dec 2021 · Rudolf Fischer

Wir testen für euch das neue Trek Rail 9.9 XX1 AXS 2022 mit neuem Bosch Smart System und intelligentem RockShox AirWiz-Fahrwerk.

Highs
  • Suspension offers lots of reserves

  • Unique paintwork

Lows
  • Poorly fitting battery

  • Components don't do the bike justice

  • AirWiz recommendations are off

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
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

Travel160mm

Spring TypeAir

Shock

RockShox Deluxe Select+, 230mm x 57.5mm

Travel150mm

Spring TypeAir

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

TypeDropper

Pedals

VP-536 nylon platform

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano Deore M6100, long cage

Crank

E*thirteen, 34T, steel

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

TypeHydraulic Disc

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, loose ball bearing, alloy axle, 6-bolt, Shimano Micro Spline freehub, Boost148, 12mm thru axle

Tires

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

Disc 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 PowerTube 500Wh

Recycling Program♻️ Call2Recycle

Charger

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

Rider Notes
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Last updated April 18
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