2019 Rocky Mountain Altitude Alloy 70

Upper mid-range component level aluminum frame trail bike

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2019 Rocky Mountain Altitude Alloy 70
  • MSRP $4,499
  • Suspension Full
  • Front Travel 160mm
  • Rear Travel 150mm
  • Frame Aluminum
  • Fork 
    Fox Performance Elite Float 36
  • Wheels 27.5″ Aluminum
  • Drivetrain 1 × 12
  • Groupset 
    SRAM GX Eagle
  • Seatpost Dropper post

1 × 12 — 12 speed

2019 Rocky Mountain Altitude Alloy 70
28 mph
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26 mph

The 2019 Altitude Alloy 70 is easier to ride up hills than similar bikes.

Similar bikes won‘t keep up with the 2019 Altitude Alloy 70 while riding downhill or sprinting.


Oh snap! This frame was drawn from the actual bike geometry measurements. Roll over the table below to highlight frame dimensions.

Stack 586595604614628
Reach 379407430452479
Stack/Reach Ratio1.551.461.411.361.31
Top Tube Length 548578603628658
Seat Tube Length 368394432470508
Seat Tube Angle74.
Head Tube Length 100110120130145
Head Tube Angle65.
BB Drop 1314141414
BB Height 342341341341341
Front Center 696727754780813
Chainstay Length 426426426426426
Wheelbase 1,1221,1531,1801,2061,239
Rake 4545454445
Standover Height 814814814814814
🐐 Measurements listed in millimeters and degrees
FrameFORM™ Alloy. Full Sealed Cartridge Bearings. Press Fit BB. Internal Cable Routing. 2-Bolt ISCG05 Tabs. RIDE-9™ Adjustable Geometry + Suspension Rate
ForkFox 36 Float EVOL FIT4 Performance Elite 160mm
Rear ShockFox Float DPX2 Performance Elite
Bottom BracketSRAM BB92 DUB
HeadsetFSA Orbit NO.57E
StemRocky Mountain 35 AM
HandlebarRocky Mountain AM 780mm
SaddleWTB Volt Race
SeatpostRace Face Turbine R (by Fox) Dropper 30.9mm
GripsRocky Mountain Lock On XC
Front Derailleur
Rear DerailleurSRAM GX Eagle
ShiftersSRAM GX Eagle
CrankSRAM Descendent 6k Eagle 34T
CassetteSRAM XG-1275 10-50T
ChainSRAM NX Eagle
Chain GuideYes
BrakesShimano XT / Shimano RT66 180mm / Shimano RT66 180mm
Brake LeversShimano XT
RimsRace Face AR 30 Tubeless Ready - Tape / Valves Incl
SpokesWTB 2.0-1.8
Front HubRocky Mountain Sealed Boost 15mm
Rear HubDT Swiss 370 Boost 148mm
TiresMaxxis Minion DHF WT Maxx Terra 3C Tubeless Ready 27.5 x 2.5 / Maxxis Aggressor WT EXO Tubeless Ready 27.5 x 2.5
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2019 Rocky Mountain Altitude Alloy 70