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2014 Rocky Mountain Thunderbolt 750

Lists today at $3,300 (2026-10)

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What a used one is worth

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New

$1,029

$570 to $1,337

Like new

$977

$541 to $1,270

Excellent

$926

$513 to $1,203

Good

$771

$427 to $1,003

Fair

$566

$313 to $735

For parts

$309

$171 to $401

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: 2014
Category: Mountain · xc
Frame material: aluminum
Sizes: XS, S, M, L, XL
Wheel size: 27.5
Current list price: $3,300 (as of 2026-10)

Drivetrain

Speeds: 10
Groupset: Shimano Deore XT
Chainrings: 3
Electronic: false

Build

Fork: Fox 32 Float 27.5 120 CTD
Stem: Race Face 6° x 70-90mm
Tires: Continental X King Folding 27.5" x 2.2"
Brakes: Shimano SLX Hydraulic Disc 180/160mm
Saddle: Rocky Mountain XC Light
Wheels: Wheeltech Inferno 23 by SUNringlé rims; hubs: Shimano SLX / Centerlock / 32H / 15mm Axle / Shimano SLX / Centerlock / 32H / 12 x 142mm Axle
Cassette: Shimano HG62 11-36T 10spd
Crankset: Race Face Turbine 170-175mm 42/32/24T 10spd
Seatpost: Race Face 30.9mm x 375mm
Shifters: Shimano SLX Rapid Fire I-Spec 3x10spd
Handlebar: Race Face Evolve 3/4 Rise Ø31.8mm x 725mm x 5° Sweep
Weight kg: 13.34
Rear shock: Fox Float CTD Custom Race Valved
Travel rear mm: 120
Rear derailleur: Shimano XT Shadow Direct Mount 10spd
Travel front mm: 120

Geometry

L: Reach mm: 449; Stack mm: 601; Chainstay mm: 426; Wheelbase mm: 1150; Head angle deg: 68.5; Seat angle deg: 74.5
M: Reach mm: 426; Stack mm: 591; Chainstay mm: 426; Wheelbase mm: 1124; Head angle deg: 68.5; Seat angle deg: 74.5
S: Reach mm: 404; Stack mm: 582; Chainstay mm: 426; Wheelbase mm: 1098; Head angle deg: 68.5; Seat angle deg: 74.5
XL: Reach mm: 475; Stack mm: 615; Chainstay mm: 426; Wheelbase mm: 1181; Head angle deg: 68.5; Seat angle deg: 74.5
XS: Reach mm: 381; Stack mm: 573; Chainstay mm: 426; Wheelbase mm: 1072; Head angle deg: 68.5; Seat angle deg: 74.5

Spec from Rocky Mountain's official bike archive (resources.bikes.com), 2014 Thunderbolt page. Frame: FORM™ Alloy Custom Hydroformed Frame; ABC™ Pivots; Tapered Head Tube; Press Fit BB; Internal Cable Routing; Internal "Stealth" Dropper Post Routing. Weight is for size Medium as published. list_price_usd is the USD MSRP the official archive page shows today (read 2026-10); no in-season capture confirmed it as the launch price.

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