Rail 5
A 29″ aluminum frame full suspension enduro e-bike with upper mid-range components.
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Manufacturer Price
$5,149Weight | 52.6 lbs |
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Frame | Aluminum |
Suspension | Full, 150 / 160mm |
Fork | RockShox 35 Gold RL |
Shock | RockShox Deluxe Select+ |
Wheels | 29″ Aluminum |
Drivetrain | 1 × 12 |
Groupset | Deore, e*thirteen |
Motor | Bosch 250W 85Nm mid-drive |
Battery | Bosch 500Wh |
Brakes | Hydraulic Disc |
Seatpost | Dropper |
For This Bike
Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.
Compare the full Rail model range
View ComparisonJun 2023 · Alex Evans
Trek’s Rail is claimed to be enduro-descent ready and uses Bosch’s powerful Performance Line CX motor
Great geometry provides stability
Cornering control excellent
Suspension is supple and forgiving with plenty of support
Bosch motor
Tyre compound struggles on anything other than perfectly dry terrain
Harsh feeling ride saps confidence
Feb 2023
Bosch has spent years touting its motor/battery/display array. Now, Trek’s ultra-high-end Rail eMTB gets the signature tech.
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.
Bosch Smart System power and control
Loves to go fast
Category blending capability
Technical climbing prowess
Lengthy reach numbers are polarizing, sizing jumps
Firm suspension feel at slower speeds
Limited playfulness in tighter trails
Apr 2022 · BHowell
An excellent e-bike with a lot of electronics.
Well rounded ride
Suspension quality
Powerful Bosch motor
Seat angle could be steeper
Vulnerable Bosch controller and Kiox
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
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
Mega money
AirWiz feels gimmicky
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...
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.
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.
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.
Suspension offers lots of reserves
Unique paintwork
Poorly fitting battery
Components don't do the bike justice
AirWiz recommendations are off
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 Clearance: 2.6" Colors: Crimson / Lithium Grey; Matte Trek Black / Miami Green |
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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 Travel: 160mm Spring Type: Air |
Shock | RockShox Deluxe Select+, 230mm x 57.5mm Travel: 150mm Spring Type: Air |
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 Type: Dropper |
Pedals | VP-536 nylon platform |
Grips | Bontrager XR Trail Comp, nylon lock-on |
Rear Derailleur | Shimano Deore M6100, long cage |
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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 Type: Hydraulic Disc |
Rims | Alex MD35, tubeless compatible, 32-hole, 35mm width, presta valve |
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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 |
Motor | Bosch Performance CX, magnesium motor body, 250 watt, 85 Nm, 20mph or 32km/h max assist |
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Battery | Bosch PowerTube 500Wh Recycling Program: ♻️ Call2Recycle |
Charger | Bosch compact 2A, 100-240V, smart system |
Last updated April 18
Not listed for 1 day