2026 Pivot Cycles Mach 4 SL 120mm Fork - 29" XL
Build
700C/29 in × 2.4 in
Insights
Average stack and reach vs trend of full-suspension cross-country mtb bikes
Design deviates from other sizes of Pivot Cycles Mach 4 SL
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 629mm |
| Reach | 495mm |
| Stack to Reach Ratio | 1.27:1 |
| Seat Tube Length, C-T | 505mm |
| Top Tube Length, Effective/Horizontal Unknown | 672mm |
| Top Tube Slope | 12.7deg |
| Head Tube Angle | 66deg |
| Seat Tube Angle | 75deg |
| Head Tube Length | 135mm |
| Bottom Bracket Drop | 38mm |
| Bottom Bracket Height | 334mm |
| Chainstay Length | 432mm |
| Chainstay Length Horizontal | 430.3mm |
| Front-Center | 806.6mm |
| Front-Center Horizontal | 805.7mm |
| Wheelbase | 1236mm |
| Fork Offset/Rake | 43.4mm |
| Trail | 118.1mm very high |
| Mechanical Trail | 107.9mm |
| Wheel Flop | 43.9mm |
| Standover Height | 699mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 264.6mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 164mm |
120mm Fork - 29" Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 743.9mm |
| Bike Length with Tires | 1979.9mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Rear Travel | 120mm |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://www.pivotcycles.com/en-us/bikes/mach-4-sl