2021 Dartmoor Bikes Primal Pro 27.5+, 140 mm Fork

Design
Flat Bar, Hardtail (Front suspension)
Frame
Aluminum
Suspension
140mm fork travel
Features
Disc brake
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
Somewhat aggressive stack and reachvs category
Suspension sag unknown
Geometry may mis-represent actual riding geometry

Geometry

Small
Medium
Large
XLarge
Stack
617mm
617mm
617mm
617mm
Reach
410mm
430mm
450mm
470mm
Stack to Reach Ratio
1.5:1
1.43:1
1.37:1
1.31:1
Seat Tube Length, C-T
435mm
455mm
475mm
495mm
Top Tube Length, Effective/Horizontal HT Top
593mm
613mm
633mm
653mm
Head Tube Angle
65.5deg
65.5deg
65.5deg
65.5deg
Effective Seat Tube Angle, Unknown
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
115mm
115mm
115mm
115mm
Bottom Bracket Drop
47mm
47mm
47mm
47mm
Bottom Bracket Height
311mm
311mm
311mm
311mm
Chainstay Length
420mm
420mm
420mm
420mm
Chainstay Length Horizontal
417.4mm
417.4mm
417.4mm
417.4mm
Front-Center
729.2mm
749.1mm
769.1mm
789mm
Front-Center Horizontal
727.6mm
747.6mm
767.6mm
787.6mm
Wheelbase
1145mm
1165mm
1185mm
1205mm
Fork Offset/Rake
52.7mm
52.7mm
52.7mm
52.7mm
Trail
105.3mm
very high
105.3mm
very high
105.3mm
very high
105.3mm
very high
Mechanical Trail
95.8mm
95.8mm
95.8mm
95.8mm
Wheel Flop
39.7mm
39.7mm
39.7mm
39.7mm
Standover Height
790mm
790mm
790mm
790mm
Tire to Pedal Spindle
201.1mm
170 mm cranks
221.1mm
170 mm cranks
236mm
175 mm cranks
256mm
175 mm cranks
Pedal Spindle to Ground Clearance
141mm
170 mm cranks
141mm
170 mm cranks
136mm
175 mm cranks
136mm
175 mm cranks

Pro 27.5+, 140 mm Fork Build

Small
Medium
Large
XLarge
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
Tire Width
2.6in
2.6in
2.6in
2.6in
Tire Width Max
2.8in
2.8in
2.8in
2.8in
Tire Outer Diameter
716.1mm
716.1mm
716.1mm
716.1mm
Bike Length with Tires
1861.1mm
1881.1mm
1901.1mm
1921.1mm
Crank Length
170mm
170mm
175mm
175mm
Handlebar Width
800mm
800mm
800mm
800mm
Stem Length
33mm
33mm
33mm
33mm

Published Sizing Recommendations

Height
160 cm
to
175 cm
170 cm
to
185 cm
180 cm
to
195 cm
190 cm
to
205 cm

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
Category Trend
Hardtail Trail MTB
Source:https://dartmoor-bikes.com/hardware/trail/primal-pro-275-2021