Velopedia Bicycle Archive
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Compare published geometry, gearing and specifications for up to three bicycles.
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At a glance
Key differences
Supported differences are shown below. Data limitations are labeled separately.
- Frame geometry
2026 Rocky Mountain Instinct Alloy 30 has 21 mm more reach than 2023 Rocky Mountain Instinct Alloy 30 in the selected sizes.
More reach puts the head-tube reference farther forward, not necessarily the hands.
- Frame geometry
2026 Rocky Mountain Instinct Alloy 30 has 32 mm more stack than 2023 Rocky Mountain Instinct Alloy 30 in the selected sizes.
More stack places the frame reference higher, not necessarily the handlebar.
- Handling
2026 Rocky Mountain Instinct Alloy 30 has a 1.8° slacker head-tube angle than 2023 Rocky Mountain Instinct Alloy 30 in the selected sizes.
Fork offset, tire size and wheelbase also affect steering; head angle alone is not a handling verdict.
- Equipment
2026 Rocky Mountain Instinct Alloy 30 has 10 mm more front travel than 2023 Rocky Mountain Instinct Alloy 30 in the selected sizes.
Front travel is fork suspension stroke, not rear-wheel travel.
Selected-size geometry
Geometry overlay
Frames share one scale and a bottom-bracket alignment. Size labels differ by brand; schematic drawing aids are identified below.
Gearing comparison
Lower gears help on climbs. Higher gears suit higher speeds.
RPM
RPM = pedal turns per minute.
Lowest0.63:1Highest3.20:1Total range510%
Estimated speed at 90 RPMLowest gearHighest gear
Rear tire: 2.4″ + 29-inch.
Lowest0.63:1Highest3.20:1Total range510%
Estimated speed at 90 RPMLowest gearHighest gear
Rear tire: 2.4″ + 29-inch.
How it works
Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Complete specification tableShows different published values and gaps where a bicycle lacks data. Different wording reflects source language, not necessarily different components. Swipe for more columns.
Specification
2023 Rocky Mountain Instinct Alloy 30
2026 Rocky Mountain Instinct Alloy 30
Overview
Model Year
2023
2026
Brand
Rocky Mountain
Rocky Mountain
Model
Instinct Alloy 30
Instinct Alloy 30
Bicycle Type
Mountain
Mountain
Original MSRP
$3,399.00
$3,499.00
Colors
Blue/Orange
Grey/Beige, Blue/Blue
Sizes
XS, S, M, L, XL
XS, S, M, L, XL
Weight
34.6 LBS|15.7 KGS
—
Frameset
Frame Construction
FORM™ Alloy | Full Sealed Cartridge Bearings | Press Fit BB | Internal Cable Routing | 2-Bolt ISCG05 Tabs | RIDE-9™ Adjustable Geometry | 2 Position Axle | 140mm Travel. FORM™ Alloy Rear Triangle
FORM™ Alloy | 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 | FORM™ Alloy Rear Triangle
Frame Material
Aluminum
Aluminum
Fork
RockShox 35 Gold RL 150mm | 27.5 = 37mm Offset | 29 = 42mm Offset
RockShox Psylo Gold RC 160mm | 27.5 = 37mm Offset | 29 = 42mm Offset
Rear Shock
RockShox Deluxe Select+ | Sealed Bearing Eyelet | 25x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x52.5mm | Size-Specific tune in FAQ
RockShox Deluxe Select+ | Linear XL Air Can | Sealed Bearing Eyelet | 20x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x55mm | Size-Specific tune in FAQ
Drivetrain
Shifters
Shimano Deore 12spd
Shimano Deore 12spd
Rear Derailleur
Shimano Deore 12spd
Shimano Deore 12spd
Crankset
Shimano Deore | 32T | 24mm Spindle | 170mm Crank Length
Shimano Deore | 32T | 24mm Spindle | Crankarm Length: XS - SM = 165mm | MD - XL = 170mm
Bottom Bracket
Shimano SM-BBMT500
Shimano SM-BBMT500
Cassette
Shimano Deore 10-51T 12spd
Shimano Deore 10-51T 12spd
Chain
Shimano M6100
Shimano M6100
Brakes
Brakes
Shimano MT4120 4 Piston | Resin Pads | F:Shimano RT30 180mm | R:Shimano RT30 180mm
Tektro HD-M535 | Shimano Pad Compatible
Cockpit & Contact Points
Headset
FSA Orbit NO.57E | Sealed 36°x45° Bearings | 30.2mm x 41mm x 7.1mm Upper | 40mm x 51.8mm x 7.5mm Lower | 1.5" Crown Race
FSA ZS56/66 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
Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp
Rocky Mountain AM | 780mm Width | 38mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp
Stem
Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40m
Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40mm
Saddle
WTB Volt 142
WTB Volt 142 | Steel Rails
Seatpost
Rocky Mountain Toonie Drop Composite 30.9mm | XS - SM = 125mm | MD = 150mm | LG - XL = 170mm
Tranz X +RAD1.0 Adjustable Dropper Post | 30mm Adjustment | Alloy Clamp Lever | 30.9mm | XS = 125mm | SM = 150mm | MD = 170mm | LG - XL = 200mm
Wheels & Tires
Hubs
Front: Rocky Mountain Sealed Boost 15mm; Rear: Novatec D462 Sealed Boost 148mm
Front: Shimano TC500 | 15mm Boost; Rear: Shimano TC500 Boost 148mm
Rims
WTB ST i30 TCS 2.0 Tubeless | 32H | Tubeless Ready - Tape / Valves Incl
Rocky Mountain TR30 | 32H
Spokes
2.0 Stainless
2.0 Stainless
Front Tire
Maxxis Minion DHF 2.5 WT EXO Tubeless Ready
Maxxis Minion DHF 2.5 WT EXO Tubeless Ready
Rear Tire
Maxxis Minion DHR II 2.4 WT EXO Tubeless Ready
Maxxis Minion DHR II 2.4 WT EXO Tubeless Ready
Wheel Size
29"; 27.5"
XS: 27.5″; SM/MD/LG/XL: 29″
Geometry · choose a size for each bicycle
Geometry size
Reach
489 mm
510 mm
Stack
627 mm
659 mm
Effective top tube
636 mm
645 mm
Head-tube angle
65.8°
64°
Seat-tube angle
76.8°
77°
Seat tube
445 mm
470 mm
Head tube
110 mm
135 mm
Chainstay / rear center
437 - 448
440 - 450
Wheelbase
1240 mm
1293 mm
Bottom-bracket drop
34 mm
36 mm
Standover height
802 mm
796 mm
Wheel size
29
29
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.