2021 Trek Bikes DS 4 M
Build
700C/29 in × 40 mm
Insights
Design deviates from other sizes of Trek Bikes DS
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 606mm |
| Reach | 416mm |
| Stack to Reach Ratio | 1.46:1 |
| Seat Tube Length, C-T | 445mm |
| Top Tube Length, Effective/Horizontal HT Top | 590mm |
| Top Tube Slope | 18.3deg |
| Head Tube Angle | 71deg |
| Seat Tube Angle | 74deg |
| Head Tube Length | 125mm |
| Bottom Bracket Drop | 60mm |
| Bottom Bracket Height | 291mm |
| Chainstay Length | 460mm |
| Chainstay Length Horizontal | 456.1mm |
| Front-Center | 646.7mm |
| Front-Center Horizontal | 643.9mm |
| Wheelbase | 1100mm |
| Fork Offset/Rake | 38mm |
| Trail | 80.7mm very high |
| Mechanical Trail | 76.3mm |
| Wheel Flop | 24.8mm |
| Standover Height | 765mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 125.7mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 121mm |
4 Build
| Wheel Size | 700C, 29 inch (622mm BSD) |
| Tire Width | 40mm |
| Tire Outer Diameter | 702mm |
| Bike Length with Tires | 1802mm |
| Crank Length | 170mm |
| Handlebar Width | 600mm |
| Stem Length | 80mm |
| Stem Angle | 7deg |
| Suspension Type | Hardtail (Front suspension) |
| Bar Type | Flat Bar |
| Fork Travel | 63mm |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | N/A |
| Brake Type | Disc |
Published Sizing Recommendations
| Height | 165 cm to 175 cm |
Source:https://www.trekbikes.com/us/en_US/bikes/hybrid-bikes/dual-sport-bikes/dual-sport/dual-sport-4/p/32898/?colorCode=black