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.
No key difference could be established from the available data. Check the full table for the details.
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
2022 Rocky Mountain Altitude Alloy 30
2021 Rocky Mountain Altitude Alloy 30
Overview
Model Year
2022
2021
Brand
Rocky Mountain
Rocky Mountain
Model
Altitude Alloy 30
Altitude Alloy 30
Bicycle Type
Mountain
Mountain
Original MSRP
$3,839.00
$3,649.00
Colors
Green/Green
Purple/Black, Black/Brown
Sizes
S, M, L, XL
S, M, L, XL
Weight
—
35.2 LBS|16 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. 160mm Travel. FORM™ Alloy Rear Triangle
FORM™ Alloy. Full Sealed Cartridge Bearings. Press Fit BB. Internal Cable Routing. 2-Bolt ISCG05 Tabs. RIDE-9™ Adjustable Geometry. 2 Position Axle. 160mm Travel. FORM™ Alloy Rear Triangle
Frame Material
Aluminum
Aluminum
Fork
RockShox Zeb Select RC 170mm | 27.5 = 38mm Offset | 29 = 44mm Offset
Marzocchi Z1 Float EVOL GRIP 170mm | 44mm Offset
Rear Shock
RockShox Super Deluxe Select+ | Sealed Bearing Eyelet | 25x8mm F Hardware | SM = 210x55mm | MD - LG - XL = 230x60mm | Size-Specific tune in FAQ
Fox Float DPX2 Performance | Sealed Bearing Eyelet | SM = 210x55mm | MD - LG - XL = 230x60mm
Drivetrain
Shifters
Shimano Deore 12spd
Shimano Deore 12spd
Rear Derailleur
Shimano Deore 12spd
Shimano Deore 12spd
Crankset
FSA Comet MegaExo HD | 32T | 24mm Spindle | 170mm Crank Length
Shimano Deore | 27.5 = 34T | 29 = 32T
Bottom Bracket
FSA BB92 24mm
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 RT64 203mm | R: Shimano RT64 180mm
Shimano MT4120 4 Piston
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 Orbit NO.57E
Handlebar
Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp
Rocky Mountain AM 780mm
Stem
Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40m
Rocky Mountain 31.8 AM | All Sizes = 40mm
Saddle
WTB Volt 142
WTB Volt 142
Seatpost
Rocky Mountain Toonie Drop Composite 30.9mm | SM = 125mm | MD = 150mm | LG - XL = 170mm
Rocky Mountain Toonie Drop Alloy 30.9mm | SM = 125mm | MD - LG = 150mm | XL = 170mm
Wheels & Tires
Hubs
Front: Shimano MT410 | 15mm Boost; Rear: Shimano MT410 Boost 148mm
Front: Shimano MT410 | 15mm Boost; Rear: Shimano MT410 Boost 148mm
Rims
WTB ST i30 TCS 2.0 Tubeless | 32H | Tubeless Ready - Tape | Valves Incl
WTB ST i30 TCS 2.0 Tubeless / Tubeless Ready - Tape / Valves Incl
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"
29"; 27.5"
Geometry · choose a size for each bicycle
Geometry size
Reach
484 mm
484 mm
Stack
631 mm
631 mm
Effective top tube
637 mm
637 mm
Head-tube angle
65.4°
65.4°
Seat-tube angle
76.4°
76.4°
Seat tube
445 mm
445 mm
Head tube
110 mm
110 mm
Chainstay / rear center
436 - 447
436 - 447
Wheelbase
1248 mm
1248 mm
Bottom-bracket drop
22 mm
22 mm
Standover height
818 mm
818 mm
Wheel size
29
29
Historical specifications are presented as an archival reference. Components may have varied by market, size, or production run.