NEW Surly Krampus Frameset - 29", Steel, Sage Green - 210000065716
The Krampus is the bike that started it all — the plus-size movement that is. For 2017, the Krampus features Surly’s Gnot-Boost rear hub spacing of 145mm; compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle and 135mm quick-release hubs.
Features
- 100% Surly 4130 CroMoly steel frame and fork; double-butted main triangle and 44mm headtube
- New tube-set uses the same trumpet tubes found on 2017 Karate Monkey frame
- Gnot-Boost adjustable rear dropouts
- Internal dropper seatpost routing
- 30.9mm seat tube
- Designed to fit up to 29 x 3.0” tires
What our Experts Think
- Modern steel “plus hardtail” frameset designed for aggressive trail riding, bikepacking, and all-terrain exploration.
- Chromoly steel construction delivers a smooth, durable ride feel that excels on long, rough, and technical rides.
- 29+ wheel compatibility allows high-volume tires for exceptional traction, rollover ability, and comfort.
- Progressive trail geometry enhances stability on descents while keeping handling playful and responsive.
- Rigid or suspension fork compatibility enables flexible build options depending on terrain and riding style.
- Wide tire clearance supports monster-truck-like grip for loose, rocky, or rooty singletrack.
- Multiple mounting points make it highly suitable for bikepacking, expedition, and utility-focused builds.
- “Sage Green” finish gives it a clean, natural look that matches its rugged, outdoor-ready identity.
Q&A
Q: What is the Surly Krampus Frameset designed for?
A: The Surly Krampus is a “monster cross” hardtail frameset built for aggressive trail riding, technical singletrack, bikepacking, and all-terrain off-road adventures.
Q: What material is the frame made from?
A: It uses 4130 Chromoly steel (Surly Natch tubing), delivering durability, vibration damping, and a stable ride on rough, technical terrain.
Q: What wheel size does it use?
A: It is designed around 29” wheels with plus-size tire clearance, typically running 29 x 3.0” tires for maximum traction and rollover capability.
Q: What makes the Krampus different from a standard mountain bike?
A: Its “plus tire” design prioritizes grip, comfort, and momentum over speed, making it extremely capable on loose, rocky, and rooty trails.
Q: Is it suitable for bikepacking?
A: Yes. It includes multiple mounts for racks, bottles, and cargo, making it well-suited for off-road touring and loaded adventure riding.
Q: What drivetrain compatibility does it offer?
A: It supports modern wide-range 1x drivetrains, designed for steep climbs, technical terrain, and versatile gearing options.
Q: What type of terrain is it best for?
A: It excels on technical singletrack, forest trails, rocky terrain, and mixed off-road conditions where traction and control are key.
Q: What is special about the “Sage Green” color?
A: It is a muted, earthy green finish that complements the Krampus’s rugged, trail-focused design aesthetic.
Q: Who is this frameset best for?
A: Riders who want a highly capable steel hardtail for technical trail riding, bikepacking, and adventurous off-road exploration.
Maintenance Tips
• Clean frame, fork, and drivetrain after trail or muddy rides to prevent dirt buildup and corrosion.
• Inspect steel frame and welds regularly for chips, scratches, or early rust spots.
• Touch up exposed metal promptly to prevent long-term corrosion.
• Apply internal frame rust inhibitor periodically, especially in wet or humid conditions.
• Check headset, bottom bracket, and wheel interfaces for smooth operation and proper torque.
• Ensure dropouts, mounting points, and hardware are secure and free of debris.
• Inspect cable routing areas for wear, rubbing, or grit accumulation.
• Clean and lubricate drivetrain regularly for smooth shifting and durability.
• Store indoors in a dry environment to protect steel frame longevity and finish.
• Perform routine pre-ride safety checks of tires, brakes, and shifting before every ride.
Damage 
Loss 
Theft 
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