2021 Marin Bikes Rift Zone 27.5 Base

Design
Flat Bar, Full suspension
Frame
Aluminum
Fork
Steel
Suspension
130mm fork travel
Features
Disc brake
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

XS
S
M
L
XL
Stack
579mm
583.6mm
588.2mm
597.3mm
601.9mm
Reach
410mm
425mm
445mm
465mm
485mm
Stack to Reach Ratio
1.41:1
1.37:1
1.32:1
1.28:1
1.24:1
Seat Tube Length, C-T
330mm
380mm
425mm
470mm
515mm
Top Tube Length, Effective/Horizontal Center
570.6mm
586.8mm
608.1mm
632.9mm
651.9mm
Head Tube Angle
66.5deg
66.5deg
66.5deg
66.5deg
66.5deg
Effective Seat Tube Angle, Unknown
75deg
74.7deg
74.5deg
74.3deg
74.1deg
Head Tube Length
105mm
110mm
120mm
125mm
130mm
Bottom Bracket Drop
18mm
18mm
18mm
18mm
18mm
Bottom Bracket Height
335mm
335mm
335mm
335mm
335mm
Chainstay Length
430mm
430mm
430mm
430mm
430mm
Chainstay Length Horizontal
429.6mm
429.6mm
429.6mm
429.6mm
429.6mm
Front-Center
700mm
716.9mm
738.9mm
762.9mm
784.9mm
Front-Center Horizontal
699.8mm
716.7mm
738.7mm
762.7mm
784.7mm
Wheelbase
1129.4mm
1146.3mm
1168.3mm
1192.3mm
1214.3mm
Fork Offset/Rake
42mm
42mm
42mm
42mm
42mm
Trail
107.7mm
very high
107.7mm
very high
107.7mm
very high
107.7mm
very high
107.7mm
very high
Mechanical Trail
98.7mm
98.7mm
98.7mm
98.7mm
98.7mm
Wheel Flop
39.4mm
39.4mm
39.4mm
39.4mm
39.4mm
Standover Height
647mm
665mm
702mm
727mm
768mm
Tire to Pedal Spindle
177.1mm
170 mm cranks
193.9mm
170 mm cranks
210.9mm
175 mm cranks
234.9mm
175 mm cranks
256.9mm
175 mm cranks
Pedal Spindle to Ground Clearance
165mm
170 mm cranks
165mm
170 mm cranks
160mm
175 mm cranks
160mm
175 mm cranks
160mm
175 mm cranks

Base Build

XS
S
M
L
XL
Wheel Size
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
650B/27.5 in
584 mm BSD
Tire Width
2.4in
2.4in
2.4in
2.4in
2.4in
Tire Outer Diameter
705.9mm
705.9mm
705.9mm
705.9mm
705.9mm
Bike Length with Tires
1835.3mm
1852.2mm
1874.2mm
1898.2mm
1920.2mm
Crank Length
170mm
170mm
175mm
175mm
175mm
Handlebar Width
780mm
780mm
780mm
780mm
780mm
Stem Length
35mm
35mm
35mm
35mm
35mm

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 Scale
Source:https://www.marinbikes.com/bikes/2021-rift-zone-275-3