2025 Pivot Cycles Mach 4 SL 100mm Fork - 29" SM
Build
700C/29 in × 2.2 in
Insights
Somewhat aggressive stack and reach vs trend of full-suspension cross-country mtb bikes
Stack and Reach vs. Category Trend
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Geometry
| Stack | 580mm |
| Reach | 425mm |
| Stack to Reach Ratio | 1.36:1 |
| Seat Tube Length, C-T | 394mm |
| Top Tube Length, Effective/Horizontal Center | 580mm |
| Top Tube Slope | 20.8deg |
| Head Tube Angle | 68deg |
| Seat Tube Angle | 76deg |
| Head Tube Length | 90mm |
| Bottom Bracket Drop | 45mm |
| Bottom Bracket Height | 321.9mm |
| Chainstay Length | 432mm |
| Chainstay Length Horizontal | 429.7mm |
| Front-Center | 689.8mm |
| Front-Center Horizontal | 688.4mm |
| Wheelbase | 1118mm |
| Fork Offset/Rake | 43.8mm |
| Trail | 101mm very high |
| Mechanical Trail | 93.7mm |
| Wheel Flop | 35.1mm |
| Standover Height | 644mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 152.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 151.9mm |
100mm Fork - 29" Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 2.2in |
| Tire Outer Diameter | 733.8mm |
| Bike Length with Tires | 1851.8mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 120mm |
| Rear Travel | 115mm |
| Suspension Sag | 20% |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
Source:https://global.pivotcycles.com/bikes/mach-4-sl