The bike that started the plus-size movement, this model is designed to roll over just about anything you can point it at. By combining the rolling efficiency of 29-inch wheels with the traction and cushion of high-volume 3-inch tires, it offers a ride that is fast, aggressive, and incredibly fun. Whether you are navigating technical singletrack or embarking on a bikepacking adventure, this platform provides the stability and control needed for diverse terrain.
The frame is engineered with Surly’s Gnot-Boost rear hub spacing of 145mm, offering exceptional versatility. This design is compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle, and 135mm quick-release hubs, allowing for various wheelset configurations to suit your riding style.
- 100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube
- Gnot-Boost adjustable rear dropouts for fine-tuned handling
- Internal dropper seatpost routing for modern trail performance
- 30.9mm seat tube
- Designed to fit up to 29 x 3.0” tires
| Rear Axle | 12mm Thru x 145mm |
| Brake Type | Disc |
| Fork Type | Rigid |
| Fork Material | Steel |
| Frame Material | Steel |
| Frame Type | Rigid |
| Front Axle | 15mm Thru x 110mm |
| Platform | Krampus |
| Wheel Size | 29+ |
Surly
Krampus Bike - 29" Steel Salmon Skin Silver
SKU: 04-002554
The bike that started the plus-size movement, this model is designed to roll over just about anything you can point it at. By combining the rolling efficiency of 29-inch wheels with the traction and cushion of high-volume 3-inch tires, it offers a ride that is fast, aggressive, and incredibly fun. Whether you are navigating technical singletrack or embarking on a bikepacking adventure, this platform provides the stability and control needed for diverse terrain.
The frame is engineered with Surly’s Gnot-Boost rear hub spacing of 145mm, offering exceptional versatility. This design is compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle, and 135mm quick-release hubs, allowing for various wheelset configurations to suit your riding style.
- 100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube
- Gnot-Boost adjustable rear dropouts for fine-tuned handling
- Internal dropper seatpost routing for modern trail performance
- 30.9mm seat tube
- Designed to fit up to 29 x 3.0” tires
| Rear Axle | 12mm Thru x 145mm |
| Brake Type | Disc |
| Fork Type | Rigid |
| Fork Material | Steel |
| Frame Material | Steel |
| Frame Type | Rigid |
| Front Axle | 15mm Thru x 110mm |
| Platform | Krampus |
| Wheel Size | 29+ |