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Today’s Deals2024 Rocky Mountain
Instinct Alloy 30
A 27.5″ / 29″ aluminum frame full suspension trail bike with upper mid-range components.
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Manufacturer Price
$2,039| Weight | 35.9 lbs |
|---|---|
| Frame | Aluminum |
| Suspension | Full, 140 / 150mm |
| Fork | RockShox 35 Gold RL |
| Shock | RockShox Deluxe Select |
| Wheels | 27.5″ / 29″ Aluminum |
| Drivetrain | 1 × 12 |
| Groupset | Deore |
| Brakes | Shimano Hydraulic Disc |
| Seatpost | Dropper |
Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.
Compare the full Instinct model range
View Comparison4'10" – 5'3"
5'0" – 5'6"
5'3" – 5'10"
5'7" – 6'3"
6'0" – 6'6"
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Summary
The Rocky Mountain Instinct is a versatile enduro bike praised for its adjustable geometry, refined suspension kinematics, and confident handling on technical terrain. It offers a wide range of customization options, including the Ride-4 system and reach adjust headset, making it suitable for varied riding styles. However, some reviews note issues with stock shock tuning and component choices like under-powered brakes and a press-fit bottom bracket.
Wide range of geometry adjustments
Refined frame geometry and suspension kinematics
More adjustability to suit varied terrain or riding styles
Versatile and confident bike in most terrain
Excellent suspension performance
Under-powered brakes and fork
Shock tune not to reviewers' liking
Press fit BB92 bottom bracket may not be preferred by all
Hubs could be better
Not the most inspiring climber
Rocky Mountain Bikes’ Instinct has always been an ideal choice for a do-it-all trail bike
BikerumorThe new Instinct is RMB’s most adjustable MTB yet
BikerumorIt was intuitive and confidence inspiring.
NSMBThis is a borderline enduro bike, but one I’d be happy to own for just about everything.
Singletrack WorldBike riding happens in the real world, and that's where the Instinct loses its edge.Pinkbike
Feedback?
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Sep 2024
The Rocky Mountain Instinct A10 offers great adjustability and ride quality but falls short in component quality for its price.
Wide range of geometry adjustments
Fun and intuitive on-trail demeanor
Under-powered brakes and fork
Heavy (size large weighed 36.2 lbs)
Jul 2025 · Ron Koch
We test the 2025 Rocky Mountain Instinct C70 Shimano—an adjustable 150/140mm trail bike built for versatility, stability, and confident descending.
Nov 2024 · Henry Quinney
Three shocks and a whole bunch of laps to try to improve the Instinct.
Good geometry, features, and adjustment
Impressive weight
Shock tune not to testers' liking
Nearing limit of compression range adjustments
Increasing spring rate made later travel difficult to access
Oct 2024
The new Instinct Powerplay SL packs a punch in a lightweight package. Powered by the all-new Dyname S4 Lite drive system.
Mar 2024 · Tim Wild
Rocky Mountain Instinct at a glance: longer chainstays, steeper seat angle, longer dropper posts plus adjustable reach and chainstay length.
Mar 2024 · Steve Fisher
Rocky Mountain refines the Instinct into their 'holy grail' do-everything trail bike, adding a reach adjust headset for 2024.
Mar 2024
Rocky's super-capable trail bike sees updates and refinements to frame features, geo, and suspension kinematics. We've got a first look and details.
Mar 2024 · Matt Miller
The latest Rocky Mountain Instinct trail bike is a versatile, do-everything bike and technical trail smashers will love it most.
Versatile and confident bike in most terrain
Stiff carbon frame holds its line
Exceptional suspension performance
Hubs could be better
Not the most inspiring climber
| Frame | FORM™ Alloy | Full Sealed Cartridge Bearings | Press Fit BB | Internal Cable Routing | 2-Bolt ISCG05 Tabs | RIDE-4™ Adjustable Geometry | 2 Position Axle | 140mm Travel. FORM™ Alloy Rear Triangle Color: Grey / Beige |
|---|---|
| Fork | RockShox 35 Gold RL 150mm | 27.5 = 37mm Offset | 29 = 42mm Offset Travel: 150mm Spring Type: Air |
| Shock | RockShox Deluxe Select RT | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x52.5mm | Size-Specific tune in FAQ Travel: 140mm |
| Bottom Bracket | Shimano SM-BBMT500 |
| Headset | FSA ZS56|66 Reach Adjust| 0mm Cups Installed | +/- 5mm Cups Included | Sealed Stainless 36°x45° Bearings | 30.2mm x 41mm x 7.1mm Upper | 40mm x 51.8mm x 7.5mm Lower | 1.5" Crown Race |
| Stem | Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40mm |
| Handlebar | Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp |
| Saddle | WTB Volt 142 |
| Seatpost | X Fusion Manic Composite 30.9mm | XS = 125mm | SM = 150mm | MD - LG = 170mm | XL = 200mm Type: Dropper |
| Grips | ODI Elite Pro Lock On |
| Rear Derailleur | Shimano Deore 12spd |
|---|---|
| Crank | Shimano Deore | 32T | 24mm Spindle | Crankarm Length: XS - SM = 165mm | MD - XL = 170mm |
| Shifters | Shimano Deore 12spd |
| Cassette | Shimano Deore 10-51T 12spd |
| Chain | Shimano M6100 |
| Brakes | Shimano MT4120 4 Piston | Resin Pads Type: Shimano Hydraulic Disc |
| Rims | WTB ST i30 TCS 2.0 Tubeless | 28H / Tubeless Ready - Tape / Valves Incl |
|---|---|
| Spokes | 2.0 Stainless |
| Front Hub | Shimano TC500 | 15x110m | 28H |
| Rear Hub | Shimano TC500 Boost 148mm | 28H |
| Tires | F: Maxxis Dissector 2.4 WT EXO Tubeless Ready // R: Maxxis Dissector 2.4 WT EXO Tubeless Ready // |
First added November 3
Last updated June 27