2023 Santa Cruz Chameleon R vs 2024 Trek Roscoe
The ML is the Trek Roscoe size closest to your M Santa Cruz Chameleon R. 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 Roscoe
Compared with the Santa Cruz Chameleon R in M, the Trek Roscoe in ML places the top of the head tube 10 mm higher and 10 mm further forward, relative to the bottom bracket. Its wheelbase is 14 mm longer, which can contribute to stability at speed.
- Frame stack
- +10 mm
- Higher front end
- Frame reach
- +10 mm
- Longer frame reach
- Wheelbase
- +14 mm
- Longer: steadier at speed
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
We can't draw these frames yet. The Santa Cruz Chameleon R numbers we have for size M are missing the chainstay length. The numbers below still compare.
Geometry side by side
| Measurement | Santa Cruz Chameleon R M | Trek Roscoe ML | Difference |
|---|---|---|---|
| Reach | 445 | 455 | +10 mm |
| Stack | 629.2 | 639 | +10 mm |
| Head tube angle | 65.0° | 65.0° | ±0.0° |
| Seat tube angle | 74.3° | 74.7° | +0.4° |
| Effective top tube | 621.3 | 630 | +9 mm |
| Wheelbase | 1183.6 | 1198 | +14 mm |
| BB height | 315 | 322 | +7 mm |
| Standover | 682 | 742 | +60 mm |
| Seat tube length | 405 | 435 | +30 mm |
| Head tube length | 110 | 105 | −5 mm |
| Chainstay length | not listed | 430 | |
| BB drop | not listed | 61 |
Differences are the Trek Roscoe minus the Santa Cruz Chameleon R. Full charts: 2023 Santa Cruz Chameleon R, 2024 Trek Roscoe.
Where each sits in its class
Santa Cruz Chameleon RTrek Roscoe
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 | Santa Cruz Chameleon RR | Trek Roscoe |
|---|---|---|
| Fork | Fox 34 Rhythm | not listed |
| Shifter | SRAM NX Eagle | not listed |
| Derailleur | SRAM NX Eagle | not listed |
| Cassette | SRAM NX Eagle | not listed |
| Chain | SRAM NX Eagle | not listed |
| Crankset | SRAM Descendant Eagle 148 DUB | not listed |
| Bottom bracket | SRAM DUB 68/73mm Threaded BB | not listed |
| Tire | Maxxis Minion DHF WT, Maxxis Aggressor WT | not listed |
| Hub | SRAM MTH 716, SRAM MTH 746 | not listed |
| Rim | Race Face AR Offset 30 | not listed |
| Brake | SRAM Guide T | not listed |
| Rotor | Avid Centerline | not listed |
| Handlebar | Burgtec RideWide Alloy Bar | not listed |
| Stem | Burgtec Enduro MK3 | not listed |
| Headset | Cane Creek 10 IS Integrated Headset | not listed |
| Dropper post | SDG Tellis Dropper | not listed |
| Saddle | WTB Silverado Medium CroMo | not listed |
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