2018 Trek Roscoe vs 2020 Salsa Timberjack 29
The S is the Salsa Timberjack 29 size closest to your M Trek Roscoe. 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 Salsa Timberjack 29
Compared with the Trek Roscoe in M, the Salsa Timberjack 29 in S places the top of the head tube 5 mm lower and 4 mm further forward, relative to the bottom bracket.
- Frame stack
- −5 mm
- Lower front end
- Frame reach
- +4 mm
- Longer frame reach
- Wheelbase
- n/a
- One of the bikes has no number for this
- Head angle
- −0.7°
- Slacker: calmer steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Trek Roscoe is drawn. The Salsa Timberjack 29 numbers we have for size S are missing the chainstay length and wheelbase.
Geometry side by side
| Measurement | Trek Roscoe M | Salsa Timberjack 29 S | Difference |
|---|---|---|---|
| Reach | 405 | 409 | +4 mm |
| Stack | 607 | 602 | −5 mm |
| Head tube angle | 68.3° | 67.6 | −0.7° |
| Seat tube angle | 71.0° | 73.2 | +2.2° |
| Effective top tube | 602 | 591 | −11 mm |
| Chainstay length | 438 | not listed | |
| Wheelbase | 1118 | not listed | |
| BB drop | 58 | 57 | −1 mm |
| BB height | 318 | not listed | |
| Standover | 747 | 721 | −26 mm |
| Seat tube length | 419 | 381 | −38 mm |
| Head tube length | 90 | 100 | +10 mm |
| Fork length | not listed | 509 |
Differences are the Salsa Timberjack 29 minus the Trek Roscoe. Full charts: 2018 Trek Roscoe, 2020 Salsa Timberjack 29.
Where each sits in its class
Trek RoscoeSalsa Timberjack 29
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 Roscoe7 | Salsa Timberjack 29 |
|---|---|---|
| Frame | Trek Alpha Gold | not listed |
| Fork | RockShox Judy | not listed |
| Shifter | Shimano Deore M6000 | not listed |
| Derailleur | Shimano Deore M6000 | not listed |
| Cassette | Shimano HG50 | not listed |
| Chain | KMC X10 | not listed |
| Crankset | FSA Gamma Pro | not listed |
| Wheelset | Formula DC511 | not listed |
| Tire | Schwalbe Rocket Ron Performance | not listed |
| Hub | Formula DC-511, Formula DC2241 | not listed |
| Rim | Sun Ringlé Duroc 40 SL | not listed |
| Brake | Tektro M285 | not listed |
| Stem | Bontrager Rhythm | not listed |
| Seatpost | Bontrager SSR | not listed |
| Saddle | Bontrager Evoke 1.5 | not listed |
Know what is on every bike.
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