Surly Krampus Frame Set 2027
Description
Surly Krampus Frameset 2027 – a robust chromoly steel frame for 29+ trail, bikepacking and adventure bikes. Versatile, durable and ready for any adventure.
Sizes: XS, S, M, L, XL
Colour: Moonlit Swamp
A deep forest green with a subtle metallic effect. The perfect colour for bikepacking, trail adventures and the classic Surly look.
Cthulhu’s Wake
A dark blue-green shade with a modern feel. Striking, unusual and quintessentially Surly – for anyone looking for something special.
Delivery expected in March 2027.
Pre-orders for the 2027 Surly Krampus frameset are now open; the first batches have already been reserved prior to delivery.
Please note: The colours and photos shown are for illustrative purposes only and may differ from the final paint finish.
Specifications:
Wheel/tyre size: 29" x 3.0"
• Max. tyre diameter: 29" x 3.0"
(Tyre clearance depends on rim and drivetrain configuration)
• Frame: 4130 chromoly, Natch tubes, double-butted, TIG-welded, ED-coated
• Fork: Rigid fork made from 4130 chromoly, 483 mm long, 47 mm offset
• Suspension fork compatibility: up to 550 x 51 mm (29+ / 120 mm travel)
• Axles:
• Front: 15 x 110 mm Boost
• Rear: Gnot-Boost 145 mm – compatible with 12 x 142 mm, 12 x 148 mm or 10 x 135 mm (with adapter)
⚙️ Component compatibility
• Headset:
• Top: ZS44/28.6
• Bottom: EC44/30
• Bottom bracket: BSA 73 mm (1.37" x 24 TPI)
• Seatpost: Ø30.9 mm (dropper-compatible)
• Seatpost clamp: Ø33.1 mm
• Front derailleur: High Direct Mount, top-pull (Ø34.9 mm)
• Chainring compatibility:
• 1x (Mtn): up to 28T
• 1x (Boost): up to 30T
• 2x (Boost): up to 24/36T
• Brake mount: Disc brake, IS 51 mm (max. 203 mm rotor)
🧳 Features & mounting points
• Bottle cages: 1 standard + 1 three-pack
• Rear mudguard mount: Yes
• Fork and luggage rack mounting possible
The manufacturer reserves the right to make technical changes to the specifications.
The Surly Krampus was the first 29+ mountain bike on the market – and has since permanently changed the way we ride trails. With 29" x 3.0" tyre clearance, a robust steel frame and modern trail geometry, it’s the perfect platform for anyone seeking maximum traction, comfort and riding enjoyment.
