2025 Rocky Mountain Instinct Carbon 50

Frame & fit interfaces

The standards that decide what fits this bike.

Frame material

Carbon

Wheel size

29/27.5"

Suspension

Full

Rear travel

140 mm

Bottom bracket

Press Fit BB

Stock build

• ForkRockShox Lyrik Select 150mm | Charger RC Damper | 27.5 = 37mm Offset | 29 = 42mm Offset
• Rear ShockFox Float X Performance | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x52.5mm | Size-Specific tune in FAQ
• Front BrakeShimano MT6120 4 Piston | Metal Pads
• Rear BrakeShimano MT6120 4 Piston | Metal Pads
• Front Brake PadsMetal Pads
• Rear Brake PadsMetal Pads
• Bottom BracketShimano SM-BBMT500
• CassetteShimano SLX CS-M7100-12 (10-51T)
• ChainShimano M6100
• CranksetRace Face Aeffect Cinch | 32T | 24mm Spindle | Crankarm Length: XS - SM = 165mm | MD - XL = 170mm
• Front WheelNovatec D791SB Sealed Boost 15mm
• Rear WheelDT Swiss 370 Boost 148mm | 18T Star-Ratchet
• Rear DerailleurShimano M8200
• ShiftersShimano XT Shift Lever SL-M8200-IR
• HandlebarRocky Mountain AM | 760mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 35 Clamp
• StemRocky Mountain 35 AM | 0° Rise | All Sizes = 40mm
• GripsODI Elite Pro Lock On
• HeadsetFSA Orbit NO.85 Reach Adjust | 0mm Cups Installed | +/- 5mm Cups Included | Sealed Stainless 36°x45° Bearings | 30.2mm x 41mm x 6.5mm Upper | 40mm x 51.8mm x 8.0mm Lower | 1.5" Crown Race
• SaddleWTB Phoenix WTB Volt Race (Medium Width)
• SeatpostX-Fusion Xfusion Manic, infinite adjustable, two bolt head, Remote SLR LE lever, 34.9, S2: 125mm, S3: 170mm, S4-S6: 190mm
• Front TireMaxxis Minion DHF 2.5 WT 3C MaxxTerra EXO+ Tubeless Ready
• Rear TireMaxxis Minion DHR II, tubeless ready, 3C, EXO+ casing, MAXXTERRA, folding bead, 29x2.5''