MountainE-bikeVerified spec

2026 Rocky Mountain Altitude Powerplay Alloy 50

Launched at $7,899Lists today at $7,899 (2026-09)

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What a used one is worth

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New

$7,899

$7,899 to $7,899

Like new

$7,504

$7,504 to $7,504

Excellent

$7,109

$7,109 to $7,109

Good

$5,924

$5,924 to $5,924

Fair

$4,344

$4,344 to $4,344

For parts

$2,370

$2,370 to $2,370

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 Powerplay
Model year: 2026
Category: Mountain · enduro
Frame material: aluminum
Sizes: S, M, L, XL
Wheel size: 29, 27.5 (S)
Wheel setup: by frame size
Launch MSRP (US): $7,899
Current list price: $7,899 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: SRAM Eagle 90 Transmission
Electronic: false

Build

Fork: RockShox Zeb Select RC 170mm | 27.5 = 38mm Offset | 29 = 44mm Offset
Stem: Rocky Mountain 35 AM | 0° Rise | All Sizes = 40mm
Tires: F: Maxxis Assegai 2.5 WT 3C MaxxGrip DD Tubeless Ready | R: Maxxis Minion DHR II 2.4 WT 3C MaxxTerra DD Tubeless Ready
Brakes: Sram Maven Stealth 4 Piston | Metal Pads
Saddle: WTB Solano Fusion Form 142 | Cromoly Rails
Wheels: WTB ST i30 TOUGH TCS 2.0 | 32H rims; hubs: Novatec D791SB Sealed Boost 15mm / Novatec E-MTB Pro Boost 148mm
Cassette: Sram XS-1270 Eagle Transmission 10-52T
Crankset: Race Face Aeffect Cinch | 34T Transmission Ring | 24mm Spindle | SM - XL = 165mm
Seatpost: Tranz X +RAD2.0 Adjustable Dropper Post | 30mm Adjustment | Alloy MMX Lever | 30.9mm | XS = 120mm | SM = 150mm | MD = 170mm | LG = 200mm | XL = 230mm
Shifters: Sram Eagle 70 Transmission Single Click
Handlebar: Rocky Mountain AM | 780mm Width | 38mm Rise | 9° Backsweep | 5° Upsweep | 35 Clamp
Rear shock: Fox Float X Performance | Sealed Bearing Eyelet | 25x8mm F Hardware | SM = 210 x 55mm | MD - LG - XL = 230 x 65mm | Size-Specific tune in FAQ
Travel rear mm: 160
Rear derailleur: Sram Eagle 90 Transmission
Travel front mm: 170

Motor and battery

Class: 1
Motor: Dyname S4 Pro Mountain Bike Drive | 250w Nominal Power | 1000W Max Power | 110Nm
Battery wh: 720

Geometry

L 29: Reach mm: 475; Stack mm: 642; Chainstay mm: 452; Wheelbase mm: 1287; Head angle deg: 63.1; Seat angle deg: 77.3
M 29: Reach mm: 450; Stack mm: 632; Chainstay mm: 452; Wheelbase mm: 1257; Head angle deg: 63; Seat angle deg: 77.3
XL 29: Reach mm: 505; Stack mm: 651; Chainstay mm: 462; Wheelbase mm: 1331; Head angle deg: 63.1; Seat angle deg: 77.3
S 27.5: Reach mm: 424; Stack mm: 600; Chainstay mm: 443; Wheelbase mm: 1207; Head angle deg: 63; Seat angle deg: 78

Launch price: observed on Rocky Mountain's US store in 2026-09, inside the model year. Colors: GREY/BLACK/GREY, RED/PURPLE. Geometry is the POS.1 Slack position of the adjustable geometry chip. Geometry keys carry the wheel size (MX = mixed 29/27.5). Wheel size depends on the chosen option or frame size.

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