Surly Krampus Bike - 29" Steel First Loser Medium

$1,999.00
$1,999.00
$1,999.00

Questions about sizing, geometry, or custom builds? Give us a call (831) 215-1784

SKU: BK9917

Out Of Stock
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Description
Surly Krampus Bike - 29" Steel First Loser Medium. The bike that started it all — the plus-size movement that is. 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. Rolling on 29 x 3” tires this bike can get you over just about anything you point it at.100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtubeThe tubeset uses Surly custom trumpet tubes for greater stiffness and durabilityAdjustable rear dropouts with 145mm Gnot-Boost spacing. Works with 142 148 12mm thru-axle as well as 135mm with 10/12 washerInternal dropper seatpost routingE.D. coated for an added layer of internal frame protectionClearance for 29 x 3" tires
  • TECH SPECS
Mfg Size Medium
Defined Color Silver
Rear Axle 12mm Thru x 145mm
Wheel Size 29+
Frame Material Steel
Frame Type Rigid
Color First Loser
Platform Krampus
Front Axle 15mm Thru x 110mm
TT (Effective) 610
Brake Type Disc
Fork Material Steel
Fork Type Rigid

Build Kit

Specifications subject to change without notice.

Frameset

Frame Surly Krampus – 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
Color First Loser
Fork Surly Krampus – 100% Surly Chromoly Steel, Natch tubing, double-butted tapered fork blades, TIG welded, E.D. coated

Components

Headset Cane Creek 15
Seatpost Clamp Surly Stainless, 33.1mm
Seatpost Promax 30.9mm
Stem Promax 31.8mm
Grips/Bar Tape Velo lock-on
Saddle WTB Volt 142
Handlebar Salsa Rustler

Drivetrain & Brakes

Front Derailleur N/A
Rear Derailleur Shimano Deore RD-M6100, 12-speed
Cassette SunRace CSMZ800, 11-51t, 12-spd
Chain KMC X12 NP/BK
Crankset Shimano Deore FC-MT510-1, 30t
Shifter Shimano M6100 Deore
Brake Levers Tektro HD-M275
Brake Calipers Tektro HD-M275
Bottom Bracket Shimano MT501, BSA
Rotors Tektro 180/160, 6-Bolt

Wheels & Tires

Front Tire Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
Rear Tire Surly Dirt Wizard 29 x 3", 60tpi, Tubeless Ready
Front Hub Novatec 15x110mm, 32h, 6-bolt
Rear Hub Novatec 12x148mm, 32h, 6-bolt
Spokes 14G Black
Rim WTB i40 TCS


Product Images Disclaimer
Product images are for reference only and may not reflect the exact specifications, color, or components of the item offered for sale. Please refer to the product description and specifications for the most accurate details. If you have questions before purchasing, contact us, and we’ll be happy to confirm.

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Who We Are

Born from a lifelong passion for all things bikes, AMG Cyclery is a small, family-run bike shop and community hub in Seaside, California. Founded by Alex and Alisa Gonzales, we believe cycling is for everyone — whether you’re chasing personal bests, heading out for a Sunday cruise, or just discovering two wheels for the first time. We build bikes that fit your style, service them with precision, and welcome every rider who walks through our doors. With a focus on community, craftsmanship, and riding culture, our shop has even been featured on The Radavist — a reflection of the unique bikes and vibrant energy you’ll find here.

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