2022 Rocky Mountain Element C70 vs 2020 Trek Slash
The M is the Trek Slash size closest to your S Rocky Mountain Element C70. 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 Trek Slash
Compared with the Rocky Mountain Element C70 in S, the Trek Slash in M places the top of the head tube at about the same height and 6 mm further forward, relative to the bottom bracket. Its wheelbase is 13 mm longer, which can contribute to stability at speed.
- Frame stack
- +2 mm
- About the same height
- Frame reach
- +6 mm
- Longer frame reach
- Wheelbase
- +13 mm
- Longer: steadier at speed
- Head angle
- +0.6°
- Steeper: sharper steering
- Chainstays
- −2 mm
- About the same
The two frames
Only the Rocky Mountain Element C70 is drawn. The Trek Slash numbers we have for size M are missing the seat angle.
Geometry side by side
| Measurement | Rocky Mountain Element C70 S | Trek Slash M | Difference |
|---|---|---|---|
| Reach | 425 | 431 | +6 mm |
| Stack | 606 | 608 | +2 mm |
| Head tube angle | 65 | 65.6° | +0.6° |
| Seat tube angle | 76 | not listed | |
| Chainstay length | 435 | 433 | −2 mm |
| Wheelbase | 1173 | 1186 | +13 mm |
| Effective top tube | not listed | 595 | |
| BB drop | not listed | 21 | |
| BB height | not listed | 352 | |
| Standover | not listed | 759 | |
| Seat tube length | not listed | 419 | |
| Head tube length | not listed | 100 |
Differences are the Trek Slash minus the Rocky Mountain Element C70. Full charts: 2022 Rocky Mountain Element C70, 2020 Trek Slash.
Where each sits in its class
Rocky Mountain Element C70Trek Slash
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 Element C70C70 | Trek Slash8 |
|---|---|---|
| Frame | Rocky Mountain Element | Trek Alpha Platinum |
| Fork | Fox 34 Performance Elite Grip2 | RockShox Yari RC |
| Rear shock | Fox Float DPS Factory | RockShox Deluxe RT3 RE:aktiv |
| Shifter | Shimano XT M8100 | SRAM GX Eagle |
| Derailleur | Shimano XT M8100 Shadow Plus | SRAM GX Eagle |
| Cassette | Shimano XT | SRAM GX Eagle |
| Crankset | Shimano XT | TruVativ Descendant |
| Chainring | Shimano XT | not listed |
| Wheelset | WTB ST Light i27 | Bontrager Line Comp 30 |
| Tire | Maxxis Rekon | Bontrager XR5 |
| Brake | Shimano XT M8100 | SRAM Guide R |
| Rotor | Shimano RT-66 | SRAM Guide R |
| Handlebar | Rocky Mountain AM | Bontrager Line |
| Stem | Rocky Mountain 35 XC | Bontrager Line |
| Seatpost | Race Face Turbine R | Bontrager Line |
| Saddle | WTB Volt Race | Bontrager Arvada |
| Chain | not listed | SRAM GX Eagle |
| Bottom bracket | not listed | SRAM DUB |
| Headset | not listed | Trek Knock Block |
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