MountainPartial spec

2019 Rocky Mountain Thunderbolt Alloy 10

Lists today at $1,999 (2026-09)

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What a used one is worth

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New

$945

$584 to $1,164

Like new

$898

$555 to $1,106

Excellent

$851

$526 to $1,048

Good

$709

$438 to $873

Fair

$520

$321 to $640

For parts

$284

$175 to $349

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

Overview

Brand: Rocky Mountain
Model family: Thunderbolt
Model year: 2019
Category: Mountain · trail
Frame material: aluminum
Sizes: XS, S, M, L, XL
Wheel size: 27.5
Current list price: $1,999 (as of 2026-09)

Drivetrain

Groupset: Shimano Deore
Electronic: false

Build

Fork: RockShox Recon Silver Air 120mm
Stem: Rocky Mountain AM
Tires: Maxxis Ardent 27.5 x 2.25 / Maxxis Ardent 27.5 x 2.25
Brakes: Shimano M315 / Shimano RT30 160mm / Shimano RT30 160mm
Saddle: WTB Volt
Wheels: WTB SX19 rims; hubs: Shimano TX505 / Shimano TX505
Cassette: SunRace CSMS2 11-46T
Crankset: Rocky Mountain Microdrive 2 PC 32T
Seatpost: Rocky Mountain 30.9mm
Shifters: Shimano Deore
Handlebar: Rocky Mountain AM 760mm
Rear shock: RockShox Deluxe RT
Travel rear mm: 130
Rear derailleur: Shimano Deore
Travel front mm: 120

Geometry

L: Reach mm: 463; Stack mm: 604; Chainstay mm: 425; Wheelbase mm: 1184; Head angle deg: 67; Seat angle deg: 75
M: Reach mm: 441; Stack mm: 594; Chainstay mm: 425; Wheelbase mm: 1157; Head angle deg: 67; Seat angle deg: 75
S: Reach mm: 418; Stack mm: 585; Chainstay mm: 425; Wheelbase mm: 1131; Head angle deg: 67; Seat angle deg: 75
XL: Reach mm: 490; Stack mm: 617; Chainstay mm: 425; Wheelbase mm: 1216; Head angle deg: 67; Seat angle deg: 75
XS: Reach mm: 391; Stack mm: 576; Chainstay mm: 425; Wheelbase mm: 1099; Head angle deg: 67; Seat angle deg: 75

list_price_usd is the price Rocky Mountain's archive page shows today; no in-season capture confirmed it as the launch price. Geometry is the Neutral position of the adjustable geometry chip.

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