Rocky Mountain Thunderbolt Alloy 10 2021
2021 Mountain
Estimate price |
2,299$
Weight | 15.1 kg 
Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Aluminum -
Wheels 27.5" -
Travel Front 150mm -
Travel Rear 140mm -
Fork RockShox Recon Silver RL
-
Groupset Deore -
Suspension Full -
Drivetrain 1 × 11 -
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 + Suspension Rate FORM™ Alloy Rear Triangle
Suspension Fork
RockShox Recon Silver RL 150mm | 37mm Offset
Rear Shock
RockShox Deluxe Select+ | Sealed Bearing Eyelet | 25x8mm F Hardware | 210x55mm | Size-Specific tune in FAQ
Drivetrain
Rear Derailleur
Shimano Deore 11spd
Shift Levers
Shimano Deore 11spd
Cassette
Shimano Deore 11-51T 11spd
Crank
Rocky Mountain Microdrive 2 PC | 32T | 24mm Spindle | 170mm Crank Length
Bottom Bracket
Rocky Mountain Sealed BB92 - Shimano Compatible
Chain
KMC X11-1
Wheels
Front Hub
Shimano MT410 | 15mm Boost
Rear Hub
Shimano MT400 Boost 148mm | RMB Axle | 163mm x 12mm x 1.5mm
Rims
WTB ST i30 TCS 2.0 Tubeless | Tubeless Compatible | 32H
Spokes
2.0 Stainless
Tires
F: WTB Trail Boss Comp 27.5 x 2.4 // R: WTB Trail Boss Comp 27.5 x 2.4
Brakes
Brakes
Shimano MT200 2 Piston | Resin Pads | RT30 180mm F Rotor | RT30 180mm R Rotor
Cockpit
Stem
Rocky Mountain 31.8 AM | 5° Rise | All Sizes = 40mm
Handlebar
Rocky Mountain AM | 780mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8mm Clamp
Grips
Rocky Mountain Lock On Light
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 | Steel Rails | 142mm Width
Seatpost
Rocky Mountain Toonie Drop Composite 30.9mm | XS - SM = 125mm | MD - LG = 150mm | XL = 170mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | XS Steep | XS Slack | SM Steep | SM Slack | MD Steep | MD Slack | LG Steep | LG Slack | XL Steep | XL Slack |
|---|---|---|---|---|---|---|---|---|---|---|
| Stack Reach Ratio | 1.46 mm | 1.52 mm | 1.39 mm | 1.45 mm | 1.34 mm | 1.39 mm | 1.3 mm | 1.34 mm | 1.25 mm | 1.3 mm |
| Bottom Bracket Height | 345 mm | 331 mm | 345 mm | 331 mm | 345 mm | 331 mm | 345 mm | 331 mm | 345 mm | 331 mm |
| Front Center | 678 mm | 679 mm | 710 mm | 711 mm | 736 mm | 737 mm | 762 mm | 764 mm | 795 mm | 796 mm |
| Rake | 44 mm | 44 mm | 45 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 44 mm | 43 mm |
| Trail | 102 mm | 111 mm | 101 mm | 111 mm | 102 mm | 111 mm | 102 mm | 111 mm | 102 mm | 112 mm |
| Stack | 582 mm | 590 mm | 591 mm | 600 mm | 600 mm | 609 mm | 610 mm | 618 mm | 623 mm | 633 mm |
| Reach | 399 mm | 387 mm | 426 mm | 415 mm | 449 mm | 437 mm | 471 mm | 460 mm | 498 mm | 486 mm |
| Top Tube Length | 552 mm | 555 mm | 582 mm | 585 mm | 607 mm | 610 mm | 632 mm | 635 mm | 662 mm | 665 mm |
| Seat Tube Angle | 75.1 ° | 73.9 ° | 75.1 ° | 73.9 ° | 75.1 ° | 73.9 ° | 75.1 ° | 73.9 ° | 75.1 ° | 73.9 ° |
| Seat Tube Length | 356 mm | 356 mm | 394 mm | 394 mm | 432 mm | 432 mm | 471 mm | 471 mm | 509 mm | 509 mm |
| Head Tube Angle | 67.1 ° | 65.9 ° | 67.1 ° | 65.9 ° | 67.1 ° | 65.9 ° | 67.1 ° | 65.9 ° | 67.1 ° | 65.9 ° |
| Head Tube Length | 100 mm | 100 mm | 110 mm | 110 mm | 120 mm | 120 mm | 130 mm | 130 mm | 145 mm | 145 mm |
| Chainstay Length | 431 mm | 433 mm | 431 mm | 433 mm | 431 mm | 433 mm | 431 mm | 433 mm | 431 mm | 433 mm |
| Wheelbase | 1109 mm | 1111 mm | 1141 mm | 1143 mm | 1167 mm | 1169 mm | 1193 mm | 1196 mm | 1226 mm | 1228 mm |
| Bottom Bracket Drop | 10 mm | 24 mm | 10 mm | 24 mm | 10 mm | 24 mm | 10 mm | 24 mm | 10 mm | 24 mm |
| Standover Height | 811 mm | 806 mm | 811 mm | 806 mm | 811 mm | 806 mm | 811 mm | 806 mm | 811 mm | 806 mm |
| Wheels | 27" | 27" | 27" | 27" | 27" | 27" | 27" | 27" | 27" | 27" |
About this model
Thunderbolt Alloy 10 belongs to the Rockymountain Thunderbolt model. There are 53 bikes that carry this model name. You can get a glimpse at all models from 2021, by clicking on this link.
Model range prices
Rocky Mountain Thunderbolt Alloy 10 2021 is the cheapest bike model and costs 2299$. Rocky Mountain Thunderbolt Alloy 30 2021 is the most expensive one and costs 2599$.
Safety
Take safety seriously when you ride your bike, and always wear your helmet. Moreover, don’t ride on the sidewalk. This is actually against the law in some states and can be dangerous for both you and pedestrians.
Trail bikes average price
According to our math, the average price for a trustworthy Trail bike is 2762$. However, even though the average price of a Trail bike is lower, you might still be able to get a top-quality bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
Furthermore, if we have a quick look at this model’s cost, we can see that at its release date the price was 2299$. Comparing this to the average Trail bike price, we see that the price is 20.14% lower.
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). It is a good advantage to have a lighter bike than the average. However, a heavier bike is more efficient on descents.
much heavier than average, Thunderbolt Alloy 10 has a weight of 15.1 kg (33.29 lbs). In other words, this model is 16.33% heavier than the average Trail bike.
Internal Cable Routing
It’s also important to mention the internal cable routing that this bike has. In short, this will allow you to keep your bike cables in great condition. Say goodbye to hanging cables.
Thunderbolt Alloy 10 components
Fork
The RockShox Recon Silver RL is included from the factory. It has a travel distance of 150mm. Bike forks are perfect to absorb shocks and provide a great riding experience overall. In short, you should always ensure you have a good fork when purchasing a bike.
Rear Shock
The shock that’s installed on this bike is RockShox Deluxe Select+ | Sealed Bearing, with a travel distance of 140mm. Rear shocks improve riding comfort and give you greater control over all terrains. To sum up, always consider getting a bike that has a rear shock as well.
Wheels
As for the wheels, Rocky Mountain Thunderbolt Alloy 10 2021, has a 27.5″ aluminum model. These wheels will provide you with more control over the bike. However, the 27.5″ wheels are less forgiving than the 29″ wheels.
Brakes
We ride faster and faster, so a good braking system is essential on a bike nowadays. The Thunderbolt Alloy 10 comes with Hydraulic Disc brakes. Hydraulic disc brakes provide amazing stopping power, no matter what the terrain. To sum up, these are ideal for anyone.
Dropper post
Rocky Mountain Thunderbolt Alloy 10 includes a dropper post. Needless to say, a dropper post will come in handy on climbs and descends. You’ll fall in love with it at first sight!