Velopedia Bicycle Archive

2025 Rocky Mountain Instinct Carbon 99

Original specifications: 27.5"; 29" wheels · geometry for 4 published sizes.

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At a glance

Model year
2025
Category
Mountain
Original MSRP
$10,999.00
Sizes
XS, S, M, L, XL
Colors
Green/White/Grey
Geometry
4 manufacturer sizes
In this record
17 specifications · 2 archived images · original MSRP · geometry
Archive ID
900001896
Original buildCarbon Fiber · 27.5"; 29"

Manufacturer catalog

Published sizes and colors

5 sizes · 1 color

Manufacturer-published sizes and colors; availability and exact size/color pairings may vary by market or production run.

Published sizes

XSSMLXL

Published colors

Green/White/Grey

Frameset

Frame ConstructionSMOOTHWALL™ 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 | 29" = 150mm | 27.5" = 140mm | SMOOTHWALL™ Carbon Rear Triangle
Frame MaterialCarbon Fiber
ForkRockShox Lyrik Ultimate Flight Attendant 160mm | Auto-Adjust Flight Attendant Damper | 27.5 = 37mm Offset | 29 = 42mm Offset
Rear ShockRockShox Super Deluxe Ultimate Flight Attendant | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x55mm | Size-Specific tune in FAQ

Drivetrain

ShiftersSram AXS Pod Ultimate Controller
Rear DerailleurSram XX Eagle Transmission Wireless
CranksetSram XX Transmission Carbon | 32T | Power Meter | DUB Spindle | Crankarm Length: XS -SM = 165mm | MD - XL = 170mm
Bottom BracketSram BB92 DUB Wide
CassetteSram XX Eagle Transmission 10-52T
ChainSram XX Transmission

Brakes

BrakesSram Code Ultimate Stealth 4 Piston | Metal Pads

Cockpit & Contact Points

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
HandlebarRace Face ERA | XS = 760mm | SM - XL = 780mm Width | 20mm Rise | 8° Backsweep | 5° Upsweep | 35mm Clamp
StemRace Face Turbine R | 0° Rise | All Sizes = 40mm
SaddleWTB Volt Fusion Form 142 | Titanium Rails
SeatpostRock Shox Reverb AXS Wireless Post | XS = 125mm | SM = 150mm | MD - XL = 170mm

Wheels & Tires

Wheel Size27.5"; 29"

Geometry

4 sizes · 11 measurements

Frame measurements by size.

All geometry measurements4 sizes · 11 measurements
MeasurementSMMDLGXL
Seat tube365 mm410 mm440 mm470 mm
Effective top tube572 mm621 mm640 mm649 mm
Head tube100 mm110 mm125 mm135 mm
Head-tube angle63.5°63.5°63.5°63.5°
Seat-tube angle76.5°76.5°76.5°76.5°
Chainstay / rear center440 - 450440 - 450440 - 450440 - 450
Wheelbase1198 mm1227 mm1259 mm1293 mm
Bottom-bracket drop44 mm44 mm44 mm44 mm
Reach423 mm449 mm474 mm504 mm
Stack572 mm599 mm628 mm659 mm
Standover height760 mm798 mm796 mm792 mm

Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.

Gearing

Chainring ÷ rear sprocket

Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.

All published sizes32T · 10–52T
Lowest0.62:1 Highest3.20:1 Total range520%
Campaign

Parts & serviceability

Find replacement parts

Original specifications
Chain · Original
Sram XX Transmission Search: Sram XX Transmission chain
Retailer offers · Affiliate links
Cassette · Original
Sram XX Eagle Transmission 10-52T Search: Sram XX Eagle Transmission 10-52T cassette 12-speed T-Type
Retailer offers · Affiliate links
Bottom bracket · Original
Sram BB92 DUB Wide
Retailer offers · Affiliate links
More parts (2)
Crankset · Original
Sram XX Transmission Carbon | 32T | Power Meter | DUB Spindle | Crankarm Length: XS -SM = 165mm | MD - XL = 170mm
Retailer offers · Affiliate links
Rear derailleur · Original
Sram XX Eagle Transmission Wireless Search: SRAM XX T-Type 12-speed electronic rear derailleur
Retailer offers · Affiliate links

Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.

Bike-specific inspection checklist 19 checks based on 5 archived component groups Open checklistClose checklist
0 of 19 checked Progress stays in this browser for this bike.

This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.

Archived: 2025 Rocky Mountain Instinct Carbon 99 · Mountain · Published sizes: XS, S, M, L, XL

Archived: Frame: 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 | 29" = 150mm | 27.5" = 140mm | SMOOTHWALL™ Carbon Rear Triangle · Fork: RockShox Lyrik Ultimate Flight Attendant 160mm | Auto-Adjust Flight Attendant Damper | 27.5 = 37mm Offset | 29 = 42mm Offset

Archived: Fork: RockShox Lyrik Ultimate Flight Attendant 160mm | Auto-Adjust Flight Attendant Damper | 27.5 = 37mm Offset | 29 = 42mm Offset · Rear shock: RockShox Super Deluxe Ultimate Flight Attendant | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x55mm | Size-Specific tune in FAQ

Archived: Shifters: Sram AXS Pod Ultimate Controller · Rear derailleur: Sram XX Eagle Transmission Wireless · Crankset: Sram XX Transmission Carbon | 32T | Power Meter | DUB Spindle | Crankarm Length: XS -SM = 165mm | MD - XL = 170mm · Bottom bracket: Sram BB92 DUB Wide · Cassette: Sram XX Eagle Transmission 10-52T · Chain: Sram XX Transmission

Archived: Brakes: Sram Code Ultimate Stealth 4 Piston | Metal Pads

Controls and contact points

Archived: Handlebar: Race Face ERA | XS = 760mm | SM - XL = 780mm Width | 20mm Rise | 8° Backsweep | 5° Upsweep | 35mm Clamp · Stem: Race Face Turbine R | 0° Rise | All Sizes = 40mm · Seatpost: Rock Shox Reverb AXS Wireless Post | XS = 125mm | SM = 150mm | MD - XL = 170mm · Saddle: WTB Volt Fusion Form 142 | Titanium Rails

Before and during the test ride

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Gallery2 images

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Campaign

Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.

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