2021 Marin Bikes Alpine Trail E2
- Design
- Flat Bar, Full suspension
- Frame
- Aluminum
- Suspension
- 160mm fork travel
- Features
- Disc brake, E-bike
Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Average stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 613mm | 622mm | 631mm | 640mm |
Reach | 445mm | 465mm | 485mm | 505mm |
Stack to Reach Ratio | 1.38:1 | 1.34:1 | 1.3:1 | 1.27:1 |
Seat Tube Length, C-T | 390mm | 400mm | 425mm | 430mm |
Top Tube Length, Effective/Horizontal Center | 575mm | 597mm | 619mm | 641mm |
Top Tube Slope | 23.8deg | 22.8deg | 20.6deg | 20.3deg |
Head Tube Angle | 63deg | 63deg | 63deg | 63deg |
Seat Tube Angle | 78deg | 78deg | 78deg | 78deg |
Head Tube Length | 100mm | 110mm | 120mm | 130mm |
Bottom Bracket Drop | 28mm | 28mm | 28mm | 28mm |
Bottom Bracket Height | 346.5mm | 346.5mm | 346.5mm | 346.5mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 434.1mm | 434.1mm | 434.1mm | 434.1mm |
Front-Center | 781.4mm | 805.4mm | 830.4mm | 854.4mm |
Front-Center Horizontal | 780.9mm | 804.9mm | 829.9mm | 853.9mm |
Wheelbase | 1215mm | 1239mm | 1264mm | 1288mm |
Fork Offset/Rake | 44mm | 44mm | 44mm | 44mm |
Trail | 141.4mm very high | 141.4mm very high | 141.4mm very high | 141.4mm very high |
Mechanical Trail | 126mm | 126mm | 126mm | 126mm |
Wheel Flop | 57.2mm | 57.2mm | 57.2mm | 57.2mm |
Standover Height | 681.6mm | 681.4mm | 686.8mm | 689.8mm |
Tire to Pedal Spindle | 236.9mm 170 mm cranks | 260.9mm 170 mm cranks | 285.9mm 170 mm cranks | 309.9mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 176.5mm 170 mm cranks | 176.5mm 170 mm cranks | 176.5mm 170 mm cranks | 176.5mm 170 mm cranks |
E2 Build
S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.5in | 2.5in | 2.5in | 2.5in |
Tire Outer Diameter | 749mm | 749mm | 749mm | 749mm |
Bike Length with Tires | 1964mm | 1988mm | 2013mm | 2037mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Full-suspension All-mountain/Enduro MTBSource:https://www.marinbikes.com/gb/bikes/2021-alpine-trail-e2#geometry