Bicycle Archive · Specification report

2025 Rocky Mountain Altitude Carbon 50

Velopedia Archive ID 900004694

Overview

Model year	2025
Brand	Rocky Mountain
Model	Altitude Carbon 50
Bicycle type	Mountain
Archive ID	900004694
Original MSRP	$5,699.00
Colors	PURPLE/RED
Sizes	SM; MD; LG; XL

Frameset

Frame construction	SMOOTHWALL™ Carbon \| Penalty Box 2.0 Storage \|Full Sealed Cartridge Bearings \| Threaded BB \| Internal Cable Routing \| 2-Bolt ISCG05 Tabs \| RIDE-4™ Adjustable Geometry \| 160mm Travel \| SMOOTHWALL™ Carbon Rear Triangle
Frame material	Carbon Fiber
Fork	Fox 38 Float EVOL GRIP Performance Series 170mm \| 27.5 = 37mm Offset \| 29 = 44mm Offset
Rear shock	Fox Float X Performance \| Sealed Bearing Eyelet \| 40x10mm F Hardware \| SM = 210x55mm \| MD - LG - XL = 230x60mm \| Size-Specific tune in FAQ

Drivetrain

Shifters	Shimano SLX
Rear derailleur	Shimano XT
Crankset	Race Face Aeffect 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 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
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	WTB ST i30 TOUGH TCS 2.0 \| 32H \| Cushcore Trail Tire Inserts \| Lightweight \| Tire & Rim Protection
Spokes	DT Swiss Competition 2.0/1.8/2.0
Front tire	Maxxis Assegai 2.5 WT 3C MaxxGrip EXO+ Tubeless Ready
Rear tire	Maxxis Minion DHR II 2.4 WT 3C MaxxTerra DD Tubeless Ready
Wheel size	SM: 27.5″; MD/LG/XL: 29″

Geometry · MD · MX · POS.1 Slack

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	62.9°
Seat-tube angle	77°
Chainstay / rear center	440 mm
Wheelbase	1243 mm
Bottom-bracket drop	29 mm
Reach	450 mm
Stack	630 mm
Standover height	791 mm
Wheel size	MX

Geometry · LG · MX · POS.1 Slack

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	62.9°
Seat-tube angle	77°
Chainstay / rear center	450 mm
Wheelbase	1282 mm
Bottom-bracket drop	29 mm
Reach	475 mm
Stack	639 mm
Standover height	797 mm
Wheel size	MX

Geometry · XL · MX · POS.1 Slack

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	62.9°
Seat-tube angle	77°
Chainstay / rear center	450 mm
Wheelbase	1319 mm
Bottom-bracket drop	29 mm
Reach	505 mm
Stack	653 mm
Standover height	808 mm
Wheel size	MX

Geometry · MD · MX · POS.2

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.2°
Seat-tube angle	77.2°
Chainstay / rear center	440 mm
Wheelbase	1242 mm
Bottom-bracket drop	25 mm
Reach	453 mm
Stack	630 mm
Standover height	793 mm
Wheel size	MX

Geometry · LG · MX · POS.2

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.2°
Seat-tube angle	77.2°
Chainstay / rear center	450 mm
Wheelbase	1282 mm
Bottom-bracket drop	25 mm
Reach	478 mm
Stack	639 mm
Standover height	801 mm
Wheel size	MX

Geometry · XL · MX · POS.2

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.2°
Seat-tube angle	77.2°
Chainstay / rear center	450 mm
Wheelbase	1318 mm
Bottom-bracket drop	25 mm
Reach	508 mm
Stack	653 mm
Standover height	812 mm
Wheel size	MX

Geometry · MD · MX · POS.3

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.4°
Seat-tube angle	77.4°
Chainstay / rear center	440 mm
Wheelbase	1242 mm
Bottom-bracket drop	22 mm
Reach	455 mm
Stack	630 mm
Standover height	796 mm
Wheel size	MX

Geometry · LG · MX · POS.3

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.4°
Seat-tube angle	77.4°
Chainstay / rear center	450 mm
Wheelbase	1281 mm
Bottom-bracket drop	22 mm
Reach	480 mm
Stack	639 mm
Standover height	803 mm
Wheel size	MX

Geometry · XL · MX · POS.3

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.4°
Seat-tube angle	77.4°
Chainstay / rear center	450 mm
Wheelbase	1318 mm
Bottom-bracket drop	22 mm
Reach	510 mm
Stack	653 mm
Standover height	814 mm
Wheel size	MX

Geometry · MD · MX · POS.4 Steep

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.7°
Seat-tube angle	77.7°
Chainstay / rear center	440 mm
Wheelbase	1241 mm
Bottom-bracket drop	18 mm
Reach	458 mm
Stack	630 mm
Standover height	798 mm
Wheel size	MX

Geometry · LG · MX · POS.4 Steep

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.7°
Seat-tube angle	77.7°
Chainstay / rear center	450 mm
Wheelbase	1281 mm
Bottom-bracket drop	18 mm
Reach	483 mm
Stack	639 mm
Standover height	806 mm
Wheel size	MX

Geometry · XL · MX · POS.4 Steep

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.7°
Seat-tube angle	77.7°
Chainstay / rear center	450 mm
Wheelbase	1317 mm
Bottom-bracket drop	18 mm
Reach	513 mm
Stack	653 mm
Standover height	817 mm
Wheel size	MX

Geometry · MD · 29″ · POS.1 Slack

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63°
Seat-tube angle	77°
Chainstay / rear center	440 mm
Wheelbase	1244 mm
Bottom-bracket drop	38 mm
Reach	450 mm
Stack	630 mm
Standover height	792 mm
Wheel size	29

Geometry · LG · 29″ · POS.1 Slack

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63°
Seat-tube angle	77°
Chainstay / rear center	450 mm
Wheelbase	1283 mm
Bottom-bracket drop	38 mm
Reach	475 mm
Stack	639 mm
Standover height	798 mm
Wheel size	29

Geometry · XL · 29″ · POS.1 Slack

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63°
Seat-tube angle	77°
Chainstay / rear center	450 mm
Wheelbase	1319 mm
Bottom-bracket drop	38 mm
Reach	505 mm
Stack	653 mm
Standover height	809 mm
Wheel size	29

Geometry · MD · 29″ · POS.2

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.3°
Seat-tube angle	77.3°
Chainstay / rear center	440 mm
Wheelbase	1243 mm
Bottom-bracket drop	34 mm
Reach	453 mm
Stack	630 mm
Standover height	794 mm
Wheel size	29

Geometry · LG · 29″ · POS.2

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.3°
Seat-tube angle	77.3°
Chainstay / rear center	450 mm
Wheelbase	1283 mm
Bottom-bracket drop	34 mm
Reach	478 mm
Stack	639 mm
Standover height	801 mm
Wheel size	29

Geometry · XL · 29″ · POS.2

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.3°
Seat-tube angle	77.3°
Chainstay / rear center	450 mm
Wheelbase	1319 mm
Bottom-bracket drop	34 mm
Reach	508 mm
Stack	653 mm
Standover height	812 mm
Wheel size	29

Geometry · MD · 29″ · POS.3

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.5°
Seat-tube angle	77.5°
Chainstay / rear center	440 mm
Wheelbase	1243 mm
Bottom-bracket drop	31 mm
Reach	455 mm
Stack	630 mm
Standover height	796 mm
Wheel size	29

Geometry · LG · 29″ · POS.3

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.5°
Seat-tube angle	77.5°
Chainstay / rear center	450 mm
Wheelbase	1282 mm
Bottom-bracket drop	31 mm
Reach	480 mm
Stack	639 mm
Standover height	803 mm
Wheel size	29

Geometry · XL · 29″ · POS.3

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.5°
Seat-tube angle	77.5°
Chainstay / rear center	450 mm
Wheelbase	1319 mm
Bottom-bracket drop	31 mm
Reach	510 mm
Stack	653 mm
Standover height	814 mm
Wheel size	29

Geometry · MD · 29″ · POS.4 Steep

Seat tube	410 mm
Effective top tube	584 mm
Head tube	105 mm
Head-tube angle	63.8°
Seat-tube angle	77.8°
Chainstay / rear center	440 mm
Wheelbase	1242 mm
Bottom-bracket drop	27 mm
Reach	458 mm
Stack	630 mm
Standover height	798 mm
Wheel size	29

Geometry · LG · 29″ · POS.4 Steep

Seat tube	440 mm
Effective top tube	610 mm
Head tube	115 mm
Head-tube angle	63.8°
Seat-tube angle	77.8°
Chainstay / rear center	450 mm
Wheelbase	1282 mm
Bottom-bracket drop	27 mm
Reach	483 mm
Stack	640 mm
Standover height	806 mm
Wheel size	29

Geometry · XL · 29″ · POS.4 Steep

Seat tube	470 mm
Effective top tube	642 mm
Head tube	130 mm
Head-tube angle	63.8°
Seat-tube angle	77.8°
Chainstay / rear center	450 mm
Wheelbase	1319 mm
Bottom-bracket drop	27 mm
Reach	513 mm
Stack	653 mm
Standover height	817 mm
Wheel size	29

Geometry · SM · 27.5″ · POS.1 Slack

Seat tube	365 mm
Effective top tube	553 mm
Head tube	100 mm
Head-tube angle	63°
Seat-tube angle	77°
Chainstay / rear center	430 mm
Wheelbase	1189 mm
Bottom-bracket drop	24 mm
Reach	424 mm
Stack	599 mm
Standover height	760 mm
Wheel size	27.5

Geometry · SM · 27.5″ · POS.2

Seat tube	365 mm
Effective top tube	553 mm
Head tube	100 mm
Head-tube angle	63.3°
Seat-tube angle	77.3°
Chainstay / rear center	430 mm
Wheelbase	1189 mm
Bottom-bracket drop	20 mm
Reach	427 mm
Stack	599 mm
Standover height	763 mm
Wheel size	27.5

Geometry · SM · 27.5″ · POS.3

Seat tube	365 mm
Effective top tube	553 mm
Head tube	100 mm
Head-tube angle	63.5°
Seat-tube angle	77.5°
Chainstay / rear center	430 mm
Wheelbase	1188 mm
Bottom-bracket drop	17 mm
Reach	430 mm
Stack	599 mm
Standover height	765 mm
Wheel size	27.5

Geometry · SM · 27.5″ · POS.4 Steep

Seat tube	365 mm
Effective top tube	553 mm
Head tube	100 mm
Head-tube angle	63.8°
Seat-tube angle	77.8°
Chainstay / rear center	430 mm
Wheelbase	1188 mm
Bottom-bracket drop	13 mm
Reach	433 mm
Stack	599 mm
Standover height	768 mm
Wheel size	27.5

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on November 8, 2026.