Bicycle Archive · Specification report

2026 Rocky Mountain Altitude Carbon 50

Velopedia Archive ID 900000861

Overview

Model year	2026
Brand	Rocky Mountain
Model	Altitude Carbon 50
Bicycle type	Mountain
Archive ID	900000861
Original MSRP	$5,999.00
Colors	PURPLE/RED; BLACK/CARBON/BLACK
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	RockShox Zeb Select 170mm \| 27.5 = 38mm Offset \| 29 = 44mm Offset
Rear shock	RockShox Super Deluxe Select+ \| Linear XL Air Can \| Sealed Bearing Eyelet \| 40x10mm F Hardware \| SM = 210x55mm \| MD - LG - XL = 230x60mm \| Size-Specific tune in FAQ

Drivetrain

Shifters	Sram Eagle 90 Transmission
Rear derailleur	Sram Eagle 90 Transmission
Crankset	Sram Eagle 70 \| 32T \| DUB Spindle \| Crankarm Length: SM MD = 165mm \| LG - XL = 170mm
Bottom bracket	Sram DUB BSA 73 Wide
Cassette	Sram XS-1270 Eagle Transmission 10-52T
Chain	Sram Eagle 70 Transmission

Brakes

Brakes	Sram Maven Bronze Stealth 4 Piston \| Metal Pads

Cockpit & contact points

Headset	FSA Orbit NO.85 Reach Adjust \| 0mm Cups Installed \| +/- 5mm Cups Included \| 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	Tranz X +RAD2.0 Adjustable Dropper Post \| 30mm Adjustment \| Alloy MMX Lever \| 30.9mm \| SM = 150mm \| MD = 170mm \| LG = 200mm \| XL = 230mm

Wheels & tires

Hubs	Front: Novatec D791SB Sealed Boost 15mm; Rear: DT Swiss 370 Boost 148mm \| 18T Ratchet LN
Rims	WTB ST I30 Tough TCS 2.0 \| 32H
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	27.5"; 29"

Geometry · MD

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

Geometry · LG

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

Geometry · XL

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

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 23, 2026.