Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Surly
2023 Surly Karate Monkey
Previous used estimate
$1,015 - $1,045
Actual value depends on condition, size, and local demand.
Value Guide market data · 2023 Surly Karate Monkey
12-month projected trend
11%
Direction and magnitude, not judgment
vs. category average
3%
Drops faster than category avg
Price over time - 2023 Surly Karate Monkey
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Karate Monkey model years
2025$1,389 - $1,429▲ 37% vs. 20232023$1,015 - $1,045Currently viewing
2021$949 - $976▼ 7% vs. 2023
2020$661 - $680▼ 35% vs. 2023
2019$604 - $622▼ 40% vs. 2023
2015$582 - $599▼ 43% vs. 2023
2014$365 - $376▼ 64% vs. 2023
2013$365 - $375▼ 64% vs. 2023
2012$361 - $372▼ 64% vs. 2023
2011$346 - $356▼ 66% vs. 2023
2010$354 - $365▼ 65% vs. 2023Compare Karate Monkey models
2 modelsChoose a different build or frame style to see its value.
Overview
About this bike
The Karate Monkey features updated, progressive trail geometry, our custom trumpet tubeset, and Surly's Gnot-Boost rear dropout system. Available in a variety of colors, with multiple drivetrain and wheel size configurations. - 100% Surly Chromoly steel frame and fork; double-butted main triangle and 44mm headtube - The tubeset uses the same trumpet tubes found on Instigator 2.0 frame - Adjustable rear dropouts with 145mm Gnot-Boost spacing. Works with 142, 148 12mm thru, as well as 135mm w/ 10/12 washer - Internal dropper seatpost routing with 30.9mm seat tube ID - Clearance for 29 x 2.55" or 27.5 x 3" tires
Specifications
- Subtype
- Cross Country
- Category
- Mountain
- Component Fork
- 4130 Chromoly, Natch tubing, double-butted tapered fork blades, TIG welded, ED coated
- Component Hubs
- Front: Novatec 15x110, 32h, 6-bolt Rear: Novatec 12x148, 32h, 6-bolt
- Component Rims
- WTB ST i35 TCS 2.0
- Component Size
- X-Small, Small, Medium, Large, X-Large
- Component Stem
- ProMax 31.8
- Product Family
- Karate Monkey
- Component Chain
- KMC X12 Anti-Rust
- Component Color
- Organic Eggplant
- Component Frame
- 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
- Component Brakes
- Tektro Gemini HD-M520
- Component Pedals
- Sold Separately
- Component Rotors
- Front: 180mm Rear: 160mm
- Component Saddle
- WTB Volt
- Component Headset
- Cane Creek
- Component Crankset
- Shimano Deore M-6100, 30t
- Component Seatpost
- TranzX YSP15, 30.9
- Component Shifters
- Shimano Deore XT, 12-spd
- Component Handlebar
- Salsa Rustler
- Component Rear Tire
- Surly Dirt Wizard 27.5 x 2.8", 60tpi, Tubeless Ready
- Component Front Tire
- Surly Dirt Wizard 27.5 x 2.8", 60tpi, Tubeless Ready
- Component Tape Grips
- Velo Black
- Component Brake Levers
- Tektro
- Component Bottom Bracket
- Shimano
- Component Rear Derailleur
- Shimano Deore XT M-8100
- Component Cassette Freewheel
- OE 12-spd, 11-51t
- Hubs
- Front: Novatec 15x110, 32h, 6-bolt Rear: Novatec 12x148, 32h, 6-bolt
- Rims
- WTB ST i35 TCS 2.0
- Crankset
- Shimano Deore M-6100, 30t
- Pedals
- Sold Separately
- Bottom Bracket
- Shimano
- Chain
- KMC X12 Anti-Rust
- Seatpost
- TranzX YSP15, 30.9
- Saddle
- WTB Volt
- Handlebar
- Salsa Rustler
- Headset
- Cane Creek
- Rear Derailleur
- Shimano Deore XT M-8100
- Rear Tire
- Surly Dirt Wizard 27.5 x 2.8", 60tpi, Tubeless Ready
- Stem
- ProMax 31.8
- Brake Levers
- Tektro
- Brakes
- Tektro Gemini HD-M520
- Fork
- 4130 Chromoly, Natch tubing, double-butted tapered fork blades, TIG welded, ED coated
- Frame
- 100% Surly Chromoly Steel, Natch tubing, double-butted main triangle, trumpet flared tubes, TIG welded, E.D. coated
- Shifters
- Shimano Deore XT, 12-spd
- Tape/Grips
- Velo Black
- Color
- Organic Eggplant
- Size
- X-Large
- Cassette/Freewheel
- OE 12-spd, 11-51t
- Rotors
- Front: 180mm Rear: 160mm
- Front Tire
- Surly Dirt Wizard 27.5 x 2.8", 60tpi, Tubeless Ready
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork and rear shock service intervals and check pivot bearings for play.