2027 Trek Roscoe Gen 4 vs 2025 Pivot Trailcat LT Ride 70/90
The XL is the Pivot Trailcat LT Ride 70/90 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 Pivot Trailcat LT Ride 70/90
Compared with the Trek Roscoe Gen 4 in XL, the Pivot Trailcat LT Ride 70/90 in XL places the top of the head tube 38 mm lower and 5 mm further back, relative to the bottom bracket. Its wheelbase is 8 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −38 mm
- Lower front end
- Frame reach
- −5 mm
- Shorter frame reach
- Wheelbase
- −8 mm
- Shorter: quicker to change direction
- Head angle
- +0.3°
- About the same head angle
- Chainstays
- +4 mm
- Longer: more planted
The two frames
Trek Roscoe Gen 4, XLPivot Trailcat LT Ride 70/90, XLDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Trek Roscoe Gen 4 XL | Pivot Trailcat LT Ride 70/90 XL | Difference |
|---|---|---|---|
| Reach | 500 | 495mm | −5 mm |
| Stack | 684 | 646mm | −38 mm |
| Head tube angle | 65.0° | 65.3° | +0.3° |
| Seat tube angle | 77.0° | 76.0° | −1.0° |
| Effective top tube | 655 | 662mm | +7 mm |
| Chainstay length | 430 | 434mm | +4 mm |
| Wheelbase | 1265 | 1257mm | −8 mm |
| BB drop | 61 | not listed | |
| BB height | 312 | 339mm | +27 mm |
| Standover | 740 | 712mm | −28 mm |
| Seat tube length | 450 | 470mm | +20 mm |
| Head tube length | 145 | 125mm | −20 mm |
Differences are the Pivot Trailcat LT Ride 70/90 minus the Trek Roscoe Gen 4. Full charts: 2027 Trek Roscoe Gen 4, 2025 Pivot Trailcat LT Ride 70/90.
Where each sits in its class
Trek Roscoe Gen 4Pivot Trailcat LT Ride 70/90
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 | Pivot Trailcat LT Ride 70/90Ride Eagle 70/90 |
|---|---|---|
| Fork | RockShox Recon | Fox 36 Performance |
| Shifter | Shimano CUES U6000 | SRAM Eagle 70 Transmission |
| Derailleur | Shimano CUES U6000 GS | SRAM GX Eagle |
| Cassette | Shimano CUES LG300 | SRAM Eagle 70 Transmission |
| Chain | Shimano LG500 | SRAM Eagle 70 Transmission |
| Crankset | Shimano CUES U6000 | SRAM Eagle 70 Transmission |
| Bottom bracket | Shimano MT501 | not listed |
| Tire | Bontrager Gunnison Pro XR | Maxxis Minion DHRII/Dissector |
| Hub | Shimano TC500 | not listed |
| Rim | Bontrager Line TLR 30 | not listed |
| Rotor | Shimano SM-RT10 | SRAM CenterLine |
| Grips | Trek Line | Phoenix Factory |
| Seatpost | TranzX JD-YSI34 | not listed |
| Saddle | Bontrager Verse P3 | WTB Volt Race |
| Frame | not listed | Pivot Trailcat LT |
| Rear shock | not listed | Fox Float X Performance |
| Wheelset | not listed | DT Swiss M1900 |
| Brake | not listed | SRAM DB8 Stealth |
| Handlebar | not listed | Phoenix Race Low Rise |
| Stem | not listed | Phoenix Team Enduro/Trail |
| Headset | not listed | Pivot Precision Sealed Integrated Cartridge |
| Dropper post | not listed | TranzX YSP23GLS |
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