Bike details
Overview
Key information split into simple groups.
Bike summary
-
-
Frame Steel -
Wheels 29" -
Groupset NX -
Suspension Rigid -
Drivetrain 1 × 11 -
Brakes Hydraulic Disc
Sizing
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Components
Main components, grouped by system.
Bike components
Frame
Frame
Surly 4130 Chromoly Steel, Custom double butted externally flaired tubing. Horizontal slotted with derailleur hanger, Surly “Gnot Boost” 142 or 148mm hub spacing compatibility
Suspension Fork
Surly 4130 Chromoly Steel, 483mm axle-to-crown x 47mm offset, 110mm hub spacing, tapered and butted straight blade, 4130 Chromoly. 51mm I.S. disc mount
Drivetrain
Rear Derailleur
SRAM NX
Front Derailleur
None
Shift Levers
SRAM NX
Cassette
Sunrace 11 speed 11-42t
Crank
SRAM NX 30t
Bottom Bracket
SRAM Power Spline
Chain
KMC X11EL-1
Wheels
Front Hub
Novatec, 32h, Thru-Axle
Rear Hub
Novatec, 32h, Thru-Axle
Rims
WTB ST i40 TCS
Tires
Surly Dirt Wizard 29 x 3”, 60 tpi Tubeless Ready
Brakes
Brakes
SRAM Level
Brake Levers
SRAM Level
Disk Rotors
SRAM Centerline 180/160
Cockpit
Stem
ProMax 4-bolt, 31.8mm
Handlebar
Salsa Rustler 31.8mm
Grips
Velo Single lock-on
Headset
Cane Creek
Seat
Saddle
WTB Volt Sport
Seatpost
2-bolt, 30.9 x 410mm
Fit data
Geometry
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.47 mm | 1.41 mm | 1.36 mm | 1.32 mm |
| Bottom Bracket Height | 309 mm | 309 mm | 309 mm | 309 mm |
| Front Center | 660 mm | 686 mm | 711 mm | 737 mm |
| Rake | 47 mm | 47 mm | 47 mm | 47 mm |
| Trail | 93 mm | 93 mm | 93 mm | 93 mm |
| Stack | 595 mm | 604 mm | 614 mm | 623 mm |
| Reach | 406 mm | 428 mm | 450 mm | 472 mm |
| Top Tube Length | 587 mm | 612 mm | 637 mm | 662 mm |
| Seat Tube Angle | 73 ° | 73 ° | 73 ° | 73 ° |
| Seat Tube Length | 368 mm | 419 mm | 470 mm | 521 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 90 mm | 100 mm | 110 mm | 120 mm |
| Chainstay Length | 437 mm | 437 mm | 437 mm | 437 mm |
| Wheelbase | 1089 mm | 1115 mm | 1140 mm | 1166 mm |
| Bottom Bracket Drop | 65 mm | 65 mm | 65 mm | 65 mm |
| Standover Height | 772 mm | 799 mm | 827 mm | 856 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
About this model
Krampus belongs to the Surly Krampus model. 12 bikes variations carry this model name so far. You can easily view all of the Surly Krampus bikes models from 2019, here.
Safety
Your safety should be the top priority when you go for a ride. In short, make sure that you always use a helmet, high visibility clothing, and proper lights when riding at night-time.
Trail bikes average price
According to our calculations, the average cost of a Trail bike that is reliable is 2762$. However, even though the average price of a Trail bike is lower, you might still be able to get a top-quality bike. In conclusion, always check bike reviews and their components before making a purchase to make sure you don’t overpay.
When Surly released this model in 2019, its price was 1550$. Comparing the average cost of a Trail bike to this one, you will see that Krampus price is 78.19% lower.
Krampus components
Fork material
The fork is made out of steel, which tends to be more flexible than carbon forks in general. However, a carbon fork is considerably lighter.
Wheels size
When leaving the production line, the Krampus model has 29″ aluminum wheels. These wheels are more forgiving when you go over roots, rocks, bumps, or other obstacles you encounter on your ride. However, if you’re not a tall person, you might find it difficult to adapt to this wheel size.
Brakes
Stopping the bike when needed, it’s essential for your safety. This bike has Hydraulic Disc brakes. These kinds of brakes are among the most popular models used on bikes. To sum up, your safety is in good hands.
Sizes
This bike is available in 4 sizes. They vary from 158 cm – 199 cm (5.18 ft – 6.53 ft). In conclusion, you won’t have a problem finding one that suits you.