2025 Trek Bikes slash + Base S
Build
650B/27.5 in × 2.5 mm
Insights
Average stack and reach vs trend of full-suspension all-mountain/enduro mtb bikes
Design deviates from other sizes of Trek Bikes slash +
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Bar type unusual for category
This: Moto/Klunker/Riser Bar
Category: Flat Bar
vs full-suspension all-mountain/enduro mtb bikesCategory: Flat Bar
Stack and Reach vs. Category Trend
View all sizes
Geometry
| Stack | 596.7mm |
| Reach | 430mm |
| Stack to Reach Ratio | 1.39:1 |
| Seat Tube Length, C-T | 390mm |
| Top Tube Length, Effective/Horizontal Center | 561.1mm |
| Top Tube Slope | 22.8deg |
| Head Tube Angle | 63.5deg |
| Seat Tube Angle | 77.6deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 10mm |
| Bottom Bracket Height | 284.5mm |
| Chainstay Length | 434mm |
| Chainstay Length Horizontal | 433.9mm |
| Front-Center | 770.8mm |
| Front-Center Horizontal | 770.7mm |
| Wheelbase | 1204.6mm |
| Fork Offset/Rake | 43mm |
| Trail | 98.8mm very high |
| Mechanical Trail | 88.4mm |
| Wheel Flop | 39.5mm |
| Standover Height | 771mm |
| Tire to Pedal Spindle Distance With 160 mm cranks | 316.3mm |
| Pedal Spindle to Ground Clearance With 160 mm cranks | 124.5mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.5mm |
| Tire Outer Diameter | 589mm |
| Bike Length with Tires | 1793.6mm |
| Crank Length | 160mm |
| Suspension Type | Full suspension |
| Bar Type | Moto/Klunker/Riser Bar |
| Fork Travel | 170mm |
| Rear Travel | 170mm |
| Suspension Sag | Unknown |
| Frame Material | Unknown |
| Fork Material | Unknown |
| Brake Type | Unknown |
| Features | E-bike |
Source:https://geometrygeeks.bike/bike/trek-slash-2025/