2021 Rocky Mountain Growler vs 2020 Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition
The S2 is the Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition size closest to your M Rocky Mountain Growler. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition
Compared with the Rocky Mountain Growler in M, the Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition in S2 places the top of the head tube 15 mm lower and 5 mm further back, relative to the bottom bracket. Its wheelbase is 10 mm longer, which can contribute to stability at speed.
- Frame stack
- −15 mm
- Lower front end
- Frame reach
- −5 mm
- Shorter frame reach
- Wheelbase
- +10 mm
- Longer: steadier at speed
- Head angle
- −0.5°
- Slacker: calmer steering
- Chainstays
- +8 mm
- Longer: more planted
The two frames
Rocky Mountain Growler, MSpecialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition, S2Drawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Rocky Mountain Growler M | Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition S2 | Difference |
|---|---|---|---|
| Reach | 450 | 445mm | −5 mm |
| Stack | 634 | 619mm | −15 mm |
| Head tube angle | 64 | 63.5° | −0.5° |
| Seat tube angle | 75 | 76° | +1.0° |
| Effective top tube | 620 | not listed | |
| Chainstay length | 435 | 443mm | +8 mm |
| Wheelbase | 1210 | 1220mm | +10 mm |
| BB drop | 55 | 47mm | −8 mm |
| Standover | 802 | 743mm | −59 mm |
| Seat tube length | 420 | 400mm | −20 mm |
| Head tube length | 100 | 100mm | ±0 mm |
| BB height | not listed | 328mm | |
| Fork length | not listed | 560mm |
Differences are the Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition minus the Rocky Mountain Growler. Full charts: 2021 Rocky Mountain Growler, 2020 Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition.
Where each sits in its class
Rocky Mountain GrowlerSpecialized Stumpjumper Troy Lee Designs Evo 29 Limited-Edition
Each bike is ranked against the other trail bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Rocky Mountain Growler20 | Specialized Stumpjumper Troy Lee Designs Evo 29 Limited-EditionTroy Lee Designs Evo 29 Limited-Edition |
|---|---|---|
| Frame | Rocky Mountain Growler | not listed |
| Fork | SR Suntour XCM34 | not listed |
| Shifter | Shimano Deore | not listed |
| Derailleur | Shimano Deore | not listed |
| Cassette | SunRace CSMS2 | not listed |
| Chain | KMC X10-1 | not listed |
| Crankset | Rocky Mountain Microdrive | not listed |
| Pedals | Alloy platform | not listed |
| Wheelset | Shimano MT400 | not listed |
| Tire | Kenda Amrak | not listed |
| Brake | Tektro HD-M275 | not listed |
| Rotor | 180mm front and rear | not listed |
| Handlebar | Rocky Mountain AM | not listed |
| Stem | Rocky Mountain XC | not listed |
| Grips | Rocky Mountain Lock On Light | not listed |
| Headset | FSA Orbit 57B | not listed |
| Dropper post | Rocky Mountain 30.9mm | not listed |
| Saddle | WTB Volt | not listed |
| Rear shock | not listed | Fox DHX2 Performance elite |
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