MountainVerified spec

2021 Trek Marlin 7 Gen 2

Launched at $840

Own a 2021 Trek Marlin 7 Gen 2?

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

What a used one is worth

New

$469

$303 to $566

Like new

$446

$288 to $537

Excellent

$422

$273 to $509

Good

$352

$227 to $424

Fair

$258

$167 to $311

For parts

$141

$91 to $170

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

Fork: RockShox Judy, coil spring, preload, TurnKey lockout, 100mm QR, 100mm travel
Stem: Bontrager alloy, 31.8mm, Blendr compatible, 7 degree
Tires: Bontrager XR2 Comp, wire bead, 30 tpi, 29x2.20"
Brakes: Shimano MT200 hydraulic disc
Saddle: Bontrager Arvada, steel rails, 138mm width
Wheels: Bontrager Connection, double-wall, 32-hole, 20mm width, presta valve
Cassette: Shimano Deore M4100, 11-46, 10 speed
Crankset: FSA Alpha Drive, 28T steel ring, Boost
Seatpost: Bontrager alloy, 31.6mm, 12mm offset
Shifters: Shimano Deore M4100, 10 speed
Handlebar: Bontrager alloy, 31.8mm, 5mm rise
Weight kg: 13.47
Rear derailleur: Shimano Deore M5120, long cage
Travel front mm: 100

23: Reach mm: 480; Stack mm: 630; Chainstay mm: 438; Wheelbase mm: 1173; Head angle deg: 69.5; Seat angle deg: 73
13.5: Reach mm: 376; Stack mm: 565; Chainstay mm: 438; Wheelbase mm: 1049; Head angle deg: 69.3; Seat angle deg: 73.5
15.5: Reach mm: 385; Stack mm: 574; Chainstay mm: 438; Wheelbase mm: 1066; Head angle deg: 69.3; Seat angle deg: 73.5
17.5: Reach mm: 418; Stack mm: 602; Chainstay mm: 438; Wheelbase mm: 1100; Head angle deg: 69.5; Seat angle deg: 73
18.5: Reach mm: 434; Stack mm: 602; Chainstay mm: 438; Wheelbase mm: 1116; Head angle deg: 69.5; Seat angle deg: 73
19.5: Reach mm: 451; Stack mm: 611; Chainstay mm: 438; Wheelbase mm: 1137; Head angle deg: 69.5; Seat angle deg: 73
21.5: Reach mm: 466; Stack mm: 630; Chainstay mm: 438; Wheelbase mm: 1159; Head angle deg: 69.5; Seat angle deg: 73

Sold across model years 2021-2022 under one product code. Price as shown on Trek's US site, 2020-08 capture.

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