2021 Marin Bikes Rift Zone 27.5 Base S
Build
650B/27.5 in × 2.4 in
Insights
Somewhat aggressive stack and reach vs trend of full-suspension trail mtb bikes
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Stack and Reach vs. Category Trend
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Geometry
| Stack | 583.6mm |
| Reach | 425mm |
| Stack to Reach Ratio | 1.37:1 |
| Seat Tube Length, C-T | 380mm |
| Top Tube Length, Effective/Horizontal Center | 586.8mm |
| Head Tube Angle | 66.5deg |
| Effective Seat Tube Angle, Unknown | 74.7deg |
| Head Tube Length | 110mm |
| Bottom Bracket Drop | 18mm |
| Bottom Bracket Height | 335mm |
| Chainstay Length | 430mm |
| Chainstay Length Horizontal | 429.6mm |
| Front-Center | 716.9mm |
| Front-Center Horizontal | 716.7mm |
| Wheelbase | 1146.3mm |
| Fork Offset/Rake | 42mm |
| Trail | 107.7mm very high |
| Mechanical Trail | 98.7mm |
| Wheel Flop | 39.4mm |
| Standover Height | 665mm |
| Tire to Pedal Spindle Distance With 170 mm cranks | 193.9mm |
| Pedal Spindle to Ground Clearance With 170 mm cranks | 165mm |
Base Build
| Wheel Size | 650B, 27.5 inch (584mm BSD) |
| Tire Width | 2.4in |
| Tire Outer Diameter | 705.9mm |
| Bike Length with Tires | 1852.2mm |
| Crank Length | 170mm |
| Handlebar Width | 780mm |
| Stem Length | 35mm |
| Suspension Type | Full suspension |
| Bar Type | Flat Bar |
| Fork Travel | 130mm |
| Rear Travel | Unknown |
| Suspension Sag | Unknown |
| Frame Material | Aluminum |
| Fork Material | Steel |
| Brake Type | Disc |
Source:https://www.marinbikes.com/bikes/2021-rift-zone-275-3