Rocky Mountain Instinct Alloy 50 2021
2021 Mountain
Estimate price |
4,499$
Weight | 15.3 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" / 29" -
Travel Front 150mm -
Travel Rear 140mm -
Fork Fox Performance Float 36
-
Groupset XT, SLX -
Suspension Full -
Drivetrain 1 × 12 -
Brakes Hydraulic Disc
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
FORM™ Alloy. Full Sealed Cartridge Bearings. Press Fit BB92. Internal Cable Routing. 2-Bolt ISCG05 Tabs. RIDE-9™ Adjustable Geometry. 2 Position Axle. 140mm Travel. FORM™ Alloy Rear Triangle
Suspension Fork
Fox 36 Float EVOL GRIP Performance Series 150mm | 27.5 = 37mm Offset | 29 = 44mm Offset
Rear Shock
Fox Float DPX2 Performance | Sealed Bearing Eyelet | 25x8mm F Hardware | XS - SM = 190x45mm | MD - LG - XL = 210x52.5mm | Size-Specific tune in FAQ
Drivetrain
Rear Derailleur
Shimano XT
Shift Levers
Shimano SLX
Cassette
Shimano Deore 10-51T 12spd
Crank
Race Face Ride Cinch | 27.5 = 34T | 29 = 32T | 24mm Spindle | 170mm Crank Length
Bottom Bracket
Shimano SM-BBMT500
Chain
Shimano M6100
Wheels
Front Hub
Rocky Mountain Sealed Boost 15mm
Rear Hub
DT Swiss 370 Boost 148mm | RMB Axle | 163mm x 12mm x 1.5mm
Rims
WTB ST Light i30 TCS 2.0 Tubeless | Tubeless Ready - Tape | Valves Incl | 32H
Spokes
DT Swiss Competition 2.0/1.8/2.0
Tires
F: Maxxis Minion DHF 2.5 WT 3C MaxxTerra EXO+ Tubeless Ready // R: Maxxis Minion DHR II 2.4 WT 3C MaxxTerra EXO+ Tubeless Ready
Brakes
Brakes
Shimano SLX Trail 4 Piston | Metallic Pads | RT66 180mm F Rotor | RT66 180mm R Rotor
Cockpit
Stem
Rocky Mountain 35 AM | 5° Rise | All Sizes = 40mm
Handlebar
Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 35mm Clamp
Grips
Ergon GE10 EVO Lock On
Headset
FSA Orbit NO.57E | 36°x45° Bearings | 30.2mm x 41mm x 7.1mm Upper | 40mm x 51.8mm x 7.5mm Lower | 1.5" Crown Race
Seat
Saddle
WTB Volt Race | Cromoly Rails | 142mm Width
Seatpost
Race Face Aeffect R Dropper 30.9mm | Shimano MT500 Remote | XS - SM = 125mm | MD = 150mm | LG - XL = 175mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS Steep | XS Slack | SM Steep | SM Slack | SM Steep | SM Slack | MD Steep | MD Slack | LG Steep | LG Slack | XL Steep | XL Slack |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.36 mm | 1.43 mm | 1.31 mm | 1.37 mm | 1.36 mm | 1.42 mm | 1.3 mm | 1.35 mm | 1.26 mm | 1.31 mm | 1.22 mm | 1.26 mm |
| Bottom Bracket Height | 344 mm | 328 mm | 344 mm | 328 mm | 346 mm | 329 mm | 346 mm | 331 mm | 346 mm | 331 mm | 346 mm | 331 mm |
| Front Center | 707 mm | 707 mm | 736 mm | 736 mm | 746 mm | 748 mm | 773 mm | 775 mm | 805 mm | 806 mm | 841 mm | 842 mm |
| Rake | 38 mm | 38 mm | 39 mm | 38 mm | 44 mm | 46 mm | 44 mm | 46 mm | 45 mm | 46 mm | 45 mm | 46 mm |
| Trail | 112 mm | 122 mm | 111 mm | 122 mm | 116 mm | 124 mm | 117 mm | 123 mm | 116 mm | 123 mm | 116 mm | 123 mm |
| Stack | 582 mm | 591 mm | 590 mm | 600 mm | 612 mm | 621 mm | 616 mm | 625 mm | 630 mm | 639 mm | 643 mm | 652 mm |
| Reach | 427 mm | 414 mm | 452 mm | 439 mm | 450 mm | 436 mm | 474 mm | 462 mm | 499 mm | 487 mm | 529 mm | 517 mm |
| Top Tube Length | 554 mm | 557 mm | 581 mm | 584 mm | 586 mm | 589 mm | 613 mm | 615 mm | 641 mm | 644 mm | 674 mm | 677 mm |
| Seat Tube Angle | 77.6 ° | 76.3 ° | 77.6 ° | 76.3 ° | 77.3 ° | 76 ° | 77.2 ° | 76.1 ° | 77.2 ° | 76.1 ° | 77.2 ° | 76.1 ° |
| Seat Tube Length | 355 mm | 355 mm | 380 mm | 380 mm | 380 mm | 380 mm | 420 mm | 420 mm | 445 mm | 445 mm | 480 mm | 480 mm |
| Head Tube Angle | 66.6 ° | 65.3 ° | 66.6 ° | 65.3 ° | 66.3 ° | 65 ° | 66.2 ° | 65.1 ° | 66.2 ° | 65.1 ° | 66.2 ° | 65.1 ° |
| Head Tube Length | 90 mm | 90 mm | 100 mm | 100 mm | 90 mm | 90 mm | 95 mm | 95 mm | 110 mm | 110 mm | 125 mm | 125 mm |
| Chainstay Length | 431 mm | 434 mm | 431 mm | 435 mm | 442 mm | 444 mm | 442 mm | 444 mm | 442 mm | 444 mm | 442 mm | 444 mm |
| Wheelbase | 1138 mm | 1140 mm | 1167 mm | 1170 mm | 1187 mm | 1188 mm | 1214 mm | 1216 mm | 1246 mm | 1247 mm | 1282 mm | 1283 mm |
| Bottom Bracket Drop | 11 mm | 27 mm | 11 mm | 27 mm | 28 mm | 45 mm | 28 mm | 43 mm | 28 mm | 43 mm | 28 mm | 43 mm |
| Standover Height | 767 mm | 760 mm | 767 mm | 760 mm | 762 mm | 748 mm | 810 mm | 804 mm | 810 mm | 804 mm | 810 mm | 804 mm |
| Wheels | 27" | 27" | 27" | 27" | 29" | 29" | 29" | 29" | 29" | 29" | 29" | 29" |
About this model
Instinct Alloy 50 completes the Rockymountain Instinct model. Rocky Mountain launched 89 bikes of this model so far. Take a sneak peek at all Rockymountain Instinct bikes models from 2021, by clicking here.
Model range prices
Rocky Mountain Instinct Alloy 30 2021 is the most economical model, with a starting price of 3129$. Rocky Mountain Instinct Carbon 99 2021 on the other hand costs 10449$, and is the most expensive model.
Safety
When cycling always take safety very seriously. Wear a helmet, obey the traffic rules and wear hi-vis clothes. In short, take care of yourself so others can take care of you.
Average price for Trail bikes
If you want to purchase a solid Trail bike, it is important to know that the average cost is 2762$. However, paying less money than this amount doesn’t mean that you couldn’t get a great Trail bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
This bike was released in 2021 and its price was 4499$. Doing a quick comparison, we notice that Instinct Alloy 50 price is 62.89% higher than the average cost of a Trail bike.
Average weight for Trail bikes
If we make a quick analysis of the average weight of a Trail bike, we get 12.98 kg (28.62 lbs). An easier bike will give you a big advantage in climbs. However, a heavier bike can gain speed when you descend.
Weighing 15.3 kg (33.73 lbs), the Instinct Alloy 50 model is much heavier than average. In other words, this model is 17.87% heavier than the average Trail bike.
Internal Cable Routing
This bike has an internal cable routing. As a result, this helps to preserve the bike’s cables. No more cables around your bike.
Overview of components
Fork
Rocky Mountain Instinct Alloy 50 2021 bike is equipped with the Fox Performance Float 36 fork, and has 150mm travel. Bike forks absorb the shocks and give you a smooth and pleasant ride. In short, make sure you choose one with a decent fork when you purchase your dream bike.
Rear Shock
The Instinct Alloy 50 has a rear shock with a travel of 140mm. The model Fox Float DPX2 Performance | Sealed is the one installed in this bike. Rear shocks give you increased comfort, control, and traction, which is important when cornering or braking. This allows you to ride faster on bumpy roads. In short, a full-suspension bike will give you the smoothest ride possible.
Wheels size
The Instinct Alloy 50 2021 bike is equipped with 27.5″ aluminum wheels when leaving the factory. The 27.5″ wheels are a great choice for smaller riders. However, these wheels have a slower top speed if you compare them to 29″ wheels.
Brakes
When you want to stop the bike in time, the brakes are vital. The Instinct Alloy 50 has Hydraulic Disc brakes. Hydraulic disc brakes are perfect for mountain biking, road cycling, and commuting. To sum up, these are ideal for anyone.
Dropper post
Every bike should have a dropper post, and this one does. Needless to say, a dropper post will come in handy on climbs and descends. You’ll fall in love with it at first sight!