Bicycle Archive · Specification report

2026 Rocky Mountain Instinct Carbon 70

Velopedia Archive ID 900000089

Overview

Model year	2026
Brand	Rocky Mountain
Model	Instinct Carbon 70
Bicycle type	Mountain
Archive ID	900000089
Original MSRP	$6,999.00
Colors	GREEN/WHITE/GREY; Grey/Beige; Blue/Blue
Sizes	SM; MD; LG; XL

Frameset

Frame construction	SMOOTHWALL™ Carbon \| Penalty Box 2.0 Storage \| Full Sealed Cartridge Bearings \| Press Fit BB \| Internal Cable Routing \| 2-Bolt ISCG05 Tabs \| RIDE-4™ Adjustable Geometry \| 2 Position Axle \| SM - XL = 145mm \| XS = 140mm \| SMOOTHWALL™ Carbon Rear Triangle
Frame material	Carbon Fiber
Fork	Fox 36 Float EVOL GRIP X Factory Series 160mm \| 44mm Offset
Rear shock	Fox Float X Factory \| Sealed Bearing Eyelet \| 20x8mm F Hardware \| XS - SM = 190x45mm \| MD - LG - XL = 210x55mm \| MD - LG - XL = 210x55mm \| Size-Specific tune in FAQ

Drivetrain

Shifters	Sram Eagle 90 Transmission
Rear derailleur	Sram Eagle 90 Transmission
Crankset	Sram Eagle 90 \| 32T \| DUB Spindle \| Crankarm Length: XS -SM = 165mm \| MD - XL = 170mm
Bottom bracket	Sram BB92 DUB Wide
Cassette	Sram GX Eagle Transmission 10-52T
Chain	Sram GX Eagle Transmission

Brakes

Brakes	Sram Maven Silver Stealth 4 Piston \| Metal Pads

Cockpit & contact points

Headset	FSA 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
Handlebar	Race Face Turbine \| XS = 760mm \| SM - XL = 780mm Width \| 20mm Rise \| 8° Backsweep \| 5° Upsweep \| 35mm Clamp
Stem	Rocky Mountain 35 AM \| 0° Rise \| All Sizes = 40mm
Saddle	WTB Volt Fusion Form 142 \| Cromoly Rails
Seatpost	OneUp V3 Dropper 30.9mm \| XS = 120 \| SM = 150mm \| MD = 180mm \| LG = 210mm \| XL = 240mm

Wheels & tires

Front tire	Maxxis Minion DHF 2.5 WT 3C MaxxTerra EXO+ Tubeless Ready
Rear tire	Maxxis Minion DHR II 2.4 WT 3C MaxxTerra EXO+ Tubeless Ready
Wheel size	29"

Geometry · SM

Seat tube	365 mm
Effective top tube	572 mm
Head tube	100 mm
Head-tube angle	63.5°
Seat-tube angle	76.5°
Chainstay / rear center	440 - 450
Wheelbase	1198 mm
Bottom-bracket drop	44 mm
Reach	423 mm
Stack	572 mm
Standover height	760 mm

Geometry · MD

Seat tube	410 mm
Effective top tube	621 mm
Head tube	110 mm
Head-tube angle	63.5°
Seat-tube angle	76.5°
Chainstay / rear center	440 - 450
Wheelbase	1227 mm
Bottom-bracket drop	44 mm
Reach	449 mm
Stack	599 mm
Standover height	798 mm

Geometry · LG

Seat tube	440 mm
Effective top tube	640 mm
Head tube	125 mm
Head-tube angle	63.5°
Seat-tube angle	76.5°
Chainstay / rear center	440 - 450
Wheelbase	1259 mm
Bottom-bracket drop	44 mm
Reach	474 mm
Stack	628 mm
Standover height	796 mm

Geometry · XL

Seat tube	470 mm
Effective top tube	649 mm
Head tube	135 mm
Head-tube angle	63.5°
Seat-tube angle	76.5°
Chainstay / rear center	440 - 450
Wheelbase	1293 mm
Bottom-bracket drop	44 mm
Reach	504 mm
Stack	659 mm
Standover height	792 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 7, 2026.