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2026 Rocky Mountain Instinct Alloy 50

Launched at $4,399Lists today at $4,399 (2026-09)

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What a used one is worth

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New

$4,399

$4,399 to $4,399

Like new

$4,179

$4,179 to $4,179

Excellent

$3,959

$3,959 to $3,959

Good

$3,299

$3,299 to $3,299

Fair

$2,419

$2,419 to $2,419

For parts

$1,320

$1,320 to $1,320

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

Overview

Brand: Rocky Mountain
Model family: Instinct
Model year: 2026
Category: Mountain · trail
Frame material: aluminum
Sizes: XS, S, M, L, XL
Wheel size: 29, 27.5 (XS)
Wheel setup: either
Launch MSRP (US): $4,399
Current list price: $4,399 (as of 2026-09)

Drivetrain

Speeds: 12
Groupset: Shimano Deore XT
Electronic: false

Build

Fork: RockShox Lyrik Select 160mm | Charger RC Damper | 27.5 = 37mm Offset | 29 = 42mm Offset
Stem: Rocky Mountain 35 AM | 0° Rise | All Sizes = 40mm
Tires: F: Maxxis Minion DHF 2.5 WT 3C MaxxTerra EXO+ Tubeless Ready | R: Maxxis Minion DHR II 2.4 WT 3C MaxxTerra EXO+ Tubeless Ready
Brakes: Shimano XT Trail 4 Piston | Metal Pads
Saddle: WTB Volt Race 142 | Cromoly rails
Wheels: WTB KOM Team i30 TCS 2.0 | 28H rims; hubs: Shimano TC500 | 15mm Boost / Shimano TC500 Boost 148mm
Cassette: Shimano XT 10-51T
Crankset: Shimano Deore | 32T | 24mm Spindle | Crankarm Length: XS - SM = 165mm | MD - XL = 170mm
Seatpost: Tranz X +RAD1.0 Adjustable Dropper Post | 30mm Adjustment | Alloy Clamp Lever | 30.9mm | XS = 125mm | SM = 150mm | MD = 170mm | LG - XL = 200mm
Shifters: Shimano XT
Handlebar: Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 35 Clamp
Rear shock: RockShox Super Deluxe Select | Linear XL Air Can | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x55mm | Size-Specific tune in FAQ
Travel rear mm: 145
Rear derailleur: Shimano XT
Travel front mm: 160

Geometry

L 29: Reach mm: 474; Stack mm: 628; Wheelbase mm: 1259; Head angle deg: 63.5; Seat angle deg: 76.5
M 29: Reach mm: 449; Stack mm: 599; Wheelbase mm: 1227; Head angle deg: 63.5; Seat angle deg: 76.5
S 29: Reach mm: 423; Stack mm: 572; Wheelbase mm: 1198; Head angle deg: 63.5; Seat angle deg: 76.5
XL 29: Reach mm: 504; Stack mm: 659; Wheelbase mm: 1293; Head angle deg: 63.5; Seat angle deg: 76.5
S 27.5: Reach mm: 423; Stack mm: 594; Wheelbase mm: 1179; Head angle deg: 63.5; Seat angle deg: 76.5
XS 27.5: Reach mm: 398; Stack mm: 585; Wheelbase mm: 1150; Head angle deg: 63.5; Seat angle deg: 76.5

Launch price: observed on Rocky Mountain's US store in 2026-09, inside the model year. Colors: Grey/Beige, Blue/Blue. 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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