2025 CTM Bikes Skaut 4.0 Base
- Design
- Flat Bar, Full suspension
- Frame
- Aluminum
- Suspension
- 140mm fork travel, 130mm rear travel
- Features
- Disc brake
Somewhat upright stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 605mm | 614mm | 618.5mm | 623mm |
Reach | 420mm | 450mm | 470mm | 495mm |
Stack to Reach Ratio | 1.44:1 | 1.36:1 | 1.32:1 | 1.26:1 |
Seat Tube Length, Unknown | 400mm | 430mm | 455mm | 485mm |
Top Tube Length, Effective/Horizontal Unknown | 565mm | 600mm | 620mm | 647mm |
Top Tube Slope | 22.4deg | 19.4deg | 17deg | 14.2deg |
Head Tube Angle | 66.5deg | 66.5deg | 66.5deg | 66.5deg |
Seat Tube Angle | 69.5deg | 69.5deg | 69.5deg | 69.5deg |
Head Tube Length | 100mm | 110mm | 115mm | 120mm |
Bottom Bracket Drop | 38mm | 38mm | 38mm | 38mm |
Bottom Bracket Height | 334mm | 334mm | 334mm | 334mm |
Chainstay Length | 450mm | 450mm | 450mm | 450mm |
Chainstay Length Horizontal | 448.4mm | 448.4mm | 448.4mm | 448.4mm |
Front-Center | 723mm | 757mm | 779mm | 806mm |
Front-Center Horizontal | 721.6mm | 755.6mm | 777.6mm | 804.6mm |
Wheelbase | 1170mm | 1204mm | 1226mm | 1253mm |
Fork Offset/Rake | 51mm | 51mm | 51mm | 51mm |
Fork Length, Unknown | 540mm | 540mm | 540mm | 540mm |
Trail | 106.1mm very high | 106.1mm very high | 106.1mm very high | 106.1mm very high |
Mechanical Trail | 97.3mm | 97.3mm | 97.3mm | 97.3mm |
Wheel Flop | 38.8mm | 38.8mm | 38.8mm | 38.8mm |
Tire to Pedal Spindle | 181mm 170 mm cranks | 215mm 170 mm cranks | 237mm 170 mm cranks | 264mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 164mm 170 mm cranks | 164mm 170 mm cranks | 164mm 170 mm cranks | 164mm 170 mm cranks |
Base Build
S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.4in | 2.4in | 2.4in | 2.4in |
Tire Outer Diameter | 743.9mm | 743.9mm | 743.9mm | 743.9mm |
Bike Length with Tires | 1913.9mm | 1947.9mm | 1969.9mm | 1996.9mm |
Handlebar Width | 760mm | 760mm | 760mm | 760mm |
Published Sizing Recommendations
Height | 155 cm to 165 cm | 165 cm to 175 cm | 175 cm to 185 cm | 185 cm to 205 cm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Full-suspension Cross-country MTBSource:https://www.ctm.sk/p/skaut-4-0-29-2025