MountainE-bikeVerified spec

2021 Trek Rail 5

Launched at $5,000

Own a 2021 Trek Rail 5?

Track its value in your garage, or list it for sale locally in a few taps.

What a used one is worth

New

$2,794

$1,804 to $3,366

Like new

$2,654

$1,714 to $3,198

Excellent

$2,515

$1,624 to $3,030

Good

$2,095

$1,353 to $2,525

Fair

$1,537

$992 to $1,851

For parts

$838

$541 to $1,010

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Fork: RockShox 35 Gold RL, DebonAir spring, Motion Control damper, e-MTB optimized, tapered steerer, 44mm offset, Boost110, 15mm Maxle Stealth, 160mm travel
Stem: Bontrager Rhythm Comp, 31.8mm, Knock Block, 0 degree
Tires: Bontrager XR4 Comp, wire bead, 30 tpi, 29x2.60"
Brakes: Tektro HD-M745 4-piston hydraulic disc
Saddle: Bontrager Arvada, steel rails, 138mm width
Wheels: Alex MD35, Tubeless Ready, 32-hole, 35mm width, presta valve
Cassette: SRAM PG-1210 Eagle, 11-50, 12 speed
Crankset: SRAM X1 1000, 36T
Seatpost: TranzX JD-YSP18 dropper, internal routing, 31.6mm
Shifters: SRAM SX Eagle single-click, 12 speed
Handlebar: Bontrager alloy, 31.8mm, 15mm rise
Weight kg: 23.53
Rear shock: RockShox Deluxe Select+, 230x57.5mm
Travel rear mm: 150
Rear derailleur: SRAM SX Eagle
Travel front mm: 160

Motor: Bosch Performance CX, magnesium motor body, 250 watt, 75 Nm, 20mph or 32km/h max assist
Assist mph: 20
Battery wh: 500

15.5: Reach mm: 425; Stack mm: 623; Chainstay mm: 447; Wheelbase mm: 1195; Head angle deg: 64.9
17.5: Reach mm: 450; Stack mm: 622; Chainstay mm: 447; Wheelbase mm: 1220; Head angle deg: 64.9
19.5: Reach mm: 470; Stack mm: 627; Chainstay mm: 447; Wheelbase mm: 1243; Head angle deg: 64.9
21.5: Reach mm: 499; Stack mm: 636; Chainstay mm: 447; Wheelbase mm: 1277; Head angle deg: 64.9

Sold across model years 2020-2021 under one product code. Price as shown on Trek's US site, 2020-09 capture.

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