Velopedia Bicycle Archive
2025 Rocky Mountain Altitude Alloy 70 Coil
Original specifications: 27.5"; 29" wheels · geometry for 3 published sizes.
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At a glance
- Model year
- 2025
- Category
- Mountain
- Original MSRP
- $5,699.00
- Sizes
- S, M, L, XL
- Colors
- Black/Black
- Geometry
- 3 manufacturer sizes
- In this record
- 20 specifications · archived image · original MSRP · geometry
- Archive ID
- 900001897
Original buildAluminum · 27.5"; 29"
Frameset
| Frame Construction | FORM™ Alloy | Full Sealed Cartridge Bearings | Threaded BB | Internal Cable Routing | 2-Bolt ISCG05 Tabs | RIDE-4™ Adjustable Geometry | 160mm Travel | FORM™ Alloy Rear Triangle |
|---|---|
| Frame Material | Aluminum |
| Fork | Fox 38 Float EVOL GRIP X2 Factory Series 170mm | 27.5 = 37mm Offset | 29 = 44mm Offset |
| Rear Shock | Fox DHX2 Coil Factory | Sealed Bearing Eyelet | 40x10mm F Hardware | SM = 210x55mm | MD - LG - XL = 230x60mm | Coil Spring SM - MD - LG - XL = 400 - 450 - 500 - 550 |
Drivetrain
| Shifters | Shimano XT |
|---|---|
| Rear Derailleur | Shimano XT |
| Crankset | Race Face Aeffect R Cinch | 32T | 24mm Spindle | SM = 165mm | MD - XL = 170mm |
| Bottom Bracket | Shimano Threaded BBMT501-B |
| Cassette | Shimano SLX 10-51T 12spd |
| Chain | Shimano M7100 |
Brakes
| Brakes | Shimano XT Trail 4 Piston | Metal Pads |
|---|
Cockpit & Contact Points
| Headset | 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 | 38mm Rise | 9° Backsweep | 5° Upsweep | 35 Clamp |
| Stem | Rocky Mountain 35 AM | 0° Rise | All Sizes = 40mm |
| Saddle | WTB Solano Fusion Form 142 | Cromoly Rails |
| Seatpost | X Fusion Manic Composite 30.9mm | SM = 150mm | MD = 170mm | LG - XL = 200mm |
Wheels & Tires
| Hubs | Front: Novatec D791SB Sealed Boost 15mm; Rear: DT Swiss 370 Boost 148mm | 18T Star-Ratchet |
|---|---|
| Rims | Race Face AR 30 | 32H | Cushcore Trail Tire Inserts | Lightweight | Tire & Rim Protection |
| Spokes | DT Swiss Competition 2.0/1.8/2.0 |
| Wheel Size | 27.5"; 29" |
Geometry
Frame measurements by size.
Published frame view
Select an available measurement to locate it on the frame.
All geometry measurements3 sizes · 11 measurements
| Measurement | MD | LG | XL |
|---|---|---|---|
| Seat tube | 410 mm | 440 mm | 470 mm |
| Effective top tube | 584 mm | 610 mm | 642 mm |
| Head tube | 105 mm | 115 mm | 130 mm |
| Head-tube angle | 62.9° | 62.9° | 62.9° |
| Seat-tube angle | 77° | 77° | 77° |
| Chainstay / rear center | 440 mm | 450 mm | 450 mm |
| Wheelbase | 1243 mm | 1282 mm | 1319 mm |
| Bottom-bracket drop | 29 mm | 29 mm | 29 mm |
| Reach | 450 mm | 475 mm | 505 mm |
| Stack | 630 mm | 639 mm | 653 mm |
| Standover height | 791 mm | 797 mm | 808 mm |
Measurements may vary by configuration, wheel size, or frame setting where noted in the published chart.
Gearing
Lower ratios provide more mechanical advantage for climbing. Higher ratios turn the rear wheel farther with each crank revolution.
Parts & serviceability
Find replacement parts
More parts (1)
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.
Bike-specific inspection checklist 22 checks based on 6 archived component groups Open checklistClose checklist
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.
Identity and fit
Follow the full used-bike inspection order →Archived: 2025 Rocky Mountain Altitude Alloy 70 Coil · Mountain · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: FORM™ Alloy | Full Sealed Cartridge Bearings | Threaded BB | Internal Cable Routing | 2-Bolt ISCG05 Tabs | RIDE-4™ Adjustable Geometry | 160mm Travel | FORM™ Alloy Rear Triangle · Fork: Fox 38 Float EVOL GRIP X2 Factory Series 170mm | 27.5 = 37mm Offset | 29 = 44mm Offset
Suspension
Evaluate the suspension →Archived: Fork: Fox 38 Float EVOL GRIP X2 Factory Series 170mm | 27.5 = 37mm Offset | 29 = 44mm Offset · Rear shock: Fox DHX2 Coil Factory | Sealed Bearing Eyelet | 40x10mm F Hardware | SM = 210x55mm | MD - LG - XL = 230x60mm | Coil Spring SM - MD - LG - XL = 400 - 450 - 500 - 550
Drivetrain
Check drivetrain wear →Archived: Shifters: Shimano XT · Rear derailleur: Shimano XT · Crankset: Race Face Aeffect R Cinch | 32T | 24mm Spindle | SM = 165mm | MD - XL = 170mm · Bottom bracket: Shimano Threaded BBMT501-B · Cassette: Shimano SLX 10-51T 12spd · Chain: Shimano M7100
Brakes
Inspect the brakes →Archived: Brakes: Shimano XT Trail 4 Piston | Metal Pads
Wheels and tires
Check wheels and tires →Archived: Wheel size: 27.5"; 29" · Rims: Race Face AR 30 | 32H | Cushcore Trail Tire Inserts | Lightweight | Tire & Rim Protection · Hubs: Front: Novatec D791SB Sealed Boost 15mm; Rear: DT Swiss 370 Boost 148mm | 18T Star-Ratchet
Controls and contact points
Archived: Handlebar: Rocky Mountain AM | 780mm Width | 38mm Rise | 9° Backsweep | 5° Upsweep | 35 Clamp · Stem: Rocky Mountain 35 AM | 0° Rise | All Sizes = 40mm · Seatpost: X Fusion Manic Composite 30.9mm | SM = 150mm | MD = 170mm | LG - XL = 200mm · Saddle: WTB Solano Fusion Form 142 | Cromoly Rails
Before and during the test ride
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.


