2025 Trek Roscoe Gen 4 vs 2024 Santa Cruz Chameleon D Kit
The XL is the Santa Cruz Chameleon D Kit size closest to your XL Trek Roscoe Gen 4. 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 Santa Cruz Chameleon D Kit
Compared with the Trek Roscoe Gen 4 in XL, the Santa Cruz Chameleon D Kit in XL places the top of the head tube 37 mm lower and 10 mm further back, relative to the bottom bracket. Its wheelbase is 28 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −37 mm
- Lower front end
- Frame reach
- −10 mm
- Shorter frame reach
- Wheelbase
- −28 mm
- Shorter: quicker to change direction
- Head angle
- ±0.0°
- About the same head angle
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Trek Roscoe Gen 4 is drawn. The Santa Cruz Chameleon D Kit numbers we have for size XL are missing the chainstay length.
Geometry side by side
| Measurement | Trek Roscoe Gen 4 XL | Santa Cruz Chameleon D Kit XL | Difference |
|---|---|---|---|
| Reach | 500 | 490 | −10 mm |
| Stack | 684 | 647 | −37 mm |
| Head tube angle | 65 | 65 | ±0.0° |
| Seat tube angle | 75.1 | 74.6 | −0.5° |
| Effective top tube | 655 | not listed | |
| Chainstay length | 430 | not listed | |
| Wheelbase | 1265 | 1237 | −28 mm |
| BB drop | 61 | 56 | −5 mm |
| BB height | 311 | not listed | |
| Standover | 740 | not listed | |
| Seat tube length | 450 | not listed | |
| Head tube length | 145 | not listed |
Differences are the Santa Cruz Chameleon D Kit minus the Trek Roscoe Gen 4. Full charts: 2025 Trek Roscoe Gen 4, 2024 Santa Cruz Chameleon D Kit.
Where each sits in its class
Trek Roscoe Gen 4Santa Cruz Chameleon D Kit
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 | Trek Roscoe Gen 47 Gen 4 | Santa Cruz Chameleon D Kit |
|---|---|---|
| Frame | Trek Alpha Platinum Aluminum | not listed |
| Fork | RockShox Recon Silver RL | not listed |
| Shifter | Shimano CUES U6000 | not listed |
| Derailleur | Shimano CUES U6000 GS | not listed |
| Cassette | Shimano CUES LG300 LINKGLIDE | not listed |
| Chain | Shimano LG500 | not listed |
| Crankset | Shimano CUES U6000 | not listed |
| Chainring | Shimano CUES | not listed |
| Bottom bracket | Shimano MT501 | not listed |
| Pedals | VP-536 | not listed |
| Wheelset | Shimano TC500 | not listed |
| Tire | Bontrager Gunnison Pro XR | not listed |
| Rim | Bontrager Line TLR 30 | not listed |
| Brake | Shimano MT200 | not listed |
| Rotor | Shimano SM-RT10 | not listed |
| Handlebar | Bontrager Comp Alloy | not listed |
| Stem | Bontrager Comp | not listed |
| Grips | Trek Line | not listed |
| Headset | FSA Orbit | not listed |
| Seatpost | TranzX JD-YSI34 | not listed |
| Saddle | Bontrager Verse P3 | not listed |
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