KidsVerified spec

2021 Rocky Mountain Reaper 27.5

Launched at $2,699Lists today at $2,819 (2026-09)

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What a used one is worth

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New

$1,508

$974 to $1,817

Like new

$1,433

$925 to $1,726

Excellent

$1,357

$877 to $1,635

Good

$1,131

$730 to $1,363

Fair

$829

$536 to $999

For parts

$452

$292 to $545

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

Overview

Brand: Rocky Mountain
Model family: Reaper
Model year: 2021
Category: Kids · trail
Frame material: aluminum
Sizes: One size
Wheel size: 27.5
Launch MSRP (US): $2,699
Current list price: $2,819 (as of 2026-09)

Drivetrain

Speeds: 11
Groupset: Shimano Deore
Electronic: false

Build

Fork: RockShox Recon Gold RL 150mm | 37mm Offset
Stem: Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40m
Tires: F: Maxxis Minion DHF 2.5 WT EXO Tubeless Ready // R: Maxxis Minion DHR II 2.4 WT EXO Tubeless Ready
Brakes: Tektro HD-M286 | Short Reach Lever | Shimano Pad Compatible | 180mm F Rotor | 180mm R Rotor
Saddle: WTB Volt Race | Cromoly Rails | 135mm Width
Wheels: WTB ST Light i23 TCS 2.0 Tubeless | Tubeless Ready - Tape | Valves Incl | 32H rims; hubs: Shimano MT410 | 15mm Boost / Shimano MT400 Boost 148mm | RMB Axle | 163mm x 12mm x 1.5mm
Cassette: Shimano Deore 11-51T 11spd
Crankset: Race Face Ride Cinch | 30T | 24mm Spindle | 165mm Crank Length
Seatpost: Rocky Mountain Toonie Drop Composite 30.9mm | 125mm
Shifters: Shimano Deore 11spd
Handlebar: Rocky Mountain AM | 760mm Width | 12mm Rise | 9° Backsweep | 5° Upsweep | 31.8mm Clamp
Weight kg: 14.26
Rear shock: RockShox Deluxe Select+ | Sealed Bearing Eyelet | 8x25mm F Hardware | 210x55mm
Travel rear mm: 140
Rear derailleur: Shimano Deore 11spd
Travel front mm: 150

Geometry

27.5": Reach mm: 391; Stack mm: 576; Chainstay mm: 425; Wheelbase mm: 1099; Head angle deg: 67; Seat angle deg: 75

Launch price read from Rocky Mountain's US model-year page captured 2020-09 (inside the model year). list_price_usd is the later price Rocky Mountain's archive page shows today. Geometry is the Neutral position of the adjustable geometry chip.

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