2025 Salsa Tributary C vs 2026 Forbidden Puritan Framekit
The S1 is the Forbidden Puritan Framekit size closest to your S Salsa Tributary C. 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 Forbidden Puritan Framekit
Compared with the Salsa Tributary C in S, the Forbidden Puritan Framekit in S1 places the top of the head tube 9 mm lower and 7 mm further back, relative to the bottom bracket. Its wheelbase is 47 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −9 mm
- Lower front end
- Frame reach
- −7 mm
- Shorter frame reach
- Wheelbase
- −47 mm
- Shorter: quicker to change direction
- Head angle
- +0.8°
- Steeper: sharper steering
- Chainstays
- n/a
- One of the bikes has no number for this
The two frames
Only the Salsa Tributary C is drawn. The Forbidden Puritan Framekit numbers we have for size S1 are missing the chainstay length.
Geometry side by side
| Measurement | Salsa Tributary C S | Forbidden Puritan Framekit S1 | Difference |
|---|---|---|---|
| Reach | 398.7 | 392 | −7 mm |
| Stack | 601.8 | 593 | −9 mm |
| Head tube angle | 67.0 | 67.75 | +0.8° |
| Seat tube angle | 75.0 | 73.3 | −1.7° |
| Effective top tube | 560 | 571 | +11 mm |
| Chainstay length | 445 | not listed | |
| Wheelbase | 1119.4 | 1072 | −47 mm |
| BB drop | 70 | 71 | +1 mm |
| BB height | 303 | 293 | −10 mm |
| Standover | 729.7 | 737 | +7 mm |
| Seat tube length | 405 | 480 | +75 mm |
| Fork length | 498.4 | 460 | −38 mm |
| Head tube length | 100 | 110 | +10 mm |
Differences are the Forbidden Puritan Framekit minus the Salsa Tributary C. Full charts: 2025 Salsa Tributary C, 2026 Forbidden Puritan Framekit.
Where each sits in its class
Salsa Tributary CForbidden Puritan Framekit
Each bike is ranked against the other gravel 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 | Salsa Tributary CC GRX 820 | Forbidden Puritan FramekitFramekit |
|---|---|---|
| Frame | Salsa Tributary | Forbidden Puritan |
| Shifter | Shimano GRX RX820 | not listed |
| Derailleur | Shimano GRX RX822 | not listed |
| Cassette | Shimano Deore M6100 | not listed |
| Chain | Shimano Deore M6100 | not listed |
| Crankset | FSA CK-762 | not listed |
| Motor | Bosch Performance Line Speed | not listed |
| Battery | Bosch Powertube | not listed |
| Tire | Teravail Ehline | not listed |
| Rim | WTB ST i27 | not listed |
| Brake | Shimano GRX RX820 | not listed |
| Rotor | Shimano SM-RT64 | not listed |
| Handlebar | Salsa Cowchipper | not listed |
| Stem | Salsa Guide Trail | not listed |
| Saddle | WTB SL8 | not listed |
| Fork | not listed | RockShox Rudy |
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