MountainPartial spec

2018 Rocky Mountain Altitude Alloy 70 SRAM

Lists today at $4,299 (2026-09)

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What a used one is worth

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New

$1,871

$1,131 to $2,328

Like new

$1,777

$1,074 to $2,212

Excellent

$1,684

$1,018 to $2,095

Good

$1,403

$848 to $1,746

Fair

$1,029

$622 to $1,280

For parts

$561

$339 to $698

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

Overview

Brand: Rocky Mountain
Model family: Altitude
Model year: 2018
Category: Mountain · enduro
Frame material: aluminum
Sizes: XS, S, M, L, XL
Wheel size: 27.5
Current list price: $4,299 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: SRAM GX Eagle
Electronic: false

Build

Fork: Fox 36 Float EVOL FIT4 Performance Elite 160mm
Stem: Rocky Mountain 35 AM
Tires: Maxxis Minion DHF WT 27.5 x 2.5 / Minion DHR II WT Maxx Terra 3C Tubeless Ready 27.5 x 2.4
Brakes: Shimano XT 180 mm
Saddle: WTB Silverado Race
Wheels: Sun Düroc 30 Tubeless Ready - Tape | Valves Incl rims; hubs: Rocky Mountain Sealed Boost 15mm / DT Swiss 370 Boost 148mm
Cassette: Sram XG-1275 10-50T
Crankset: Sram Stylo 7k Eagle 34T
Seatpost: Fox Transfer Performance Elite 30.9mm
Shifters: Sram GX Eagle
Handlebar: Race Face Turbine R 780mm
Rear shock: Fox Float DPX2 Performance Elite
Travel rear mm: 150
Rear derailleur: Sram GX Eagle
Travel front mm: 160

Geometry

L: Reach mm: 458; Stack mm: 610; Chainstay mm: 425; Wheelbase mm: 1205; Head angle deg: 65.6; Seat angle deg: 74.6
M: Reach mm: 435; Stack mm: 600; Chainstay mm: 425; Wheelbase mm: 1179; Head angle deg: 65.6; Seat angle deg: 74.6
S: Reach mm: 413; Stack mm: 591; Chainstay mm: 425; Wheelbase mm: 1153; Head angle deg: 65.5; Seat angle deg: 74.5
XL: Reach mm: 484; Stack mm: 623; Chainstay mm: 425; Wheelbase mm: 1237; Head angle deg: 65.6; Seat angle deg: 74.6
XS: Reach mm: 385; Stack mm: 582; Chainstay mm: 425; Wheelbase mm: 1152; Head angle deg: 65.5; Seat angle deg: 74.5

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. 2 factory colorways.

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