2021 RSD Bikes Sergeant V4 Rigid Alloy Fork 27.5 Fat XL

Build

650B/27.5 in × 4 in

Insights

Average stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
652mm
Reach
478mm
Stack to Reach Ratio
1.36:1
Seat Tube Length, C-T
470mm
Top Tube Length, Effective/Horizontal Center
665mm
Top Tube Length, Actual C-C
640mm
Top Tube Slope
18.8deg
Head Tube Angle
65.5deg
Seat Tube Angle
74deg
Head Tube Length
130mm
Bottom Bracket Drop
73.6mm
Bottom Bracket Height
320mm
Chainstay Length
440mm
Chainstay Length Max
455mm
Chainstay Length Horizontal
433.8mm
Chainstay Length Horizontal Max
449mm
Front-Center
833.5mm
Front-Center Horizontal
830.2mm
Wheelbase
1264mm
Wheelbase Max
1279.2mm
Fork Offset/Rake
51mm
Fork Length (Axle-To-Crown)
510mm
Trail
123.3mm
very high
Mechanical Trail
112.2mm
Wheel Flop
46.5mm
Standover Height
714mm
Tire to Pedal Spindle Distance
With 170 mm cranks
269.9mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
150mm

Rigid Alloy Fork 27.5 Fat Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
4in
Tire Outer Diameter
787.2mm
Bike Length with Tires
2051.2mm
Suspension Type
Rigid, suspension corrected
Bar Type
Flat Bar
Frame Material
Aluminum
Fork Material
Aluminum
Brake Type
Unknown
Features
Single-speed capable

Published Sizing Recommendations

Height
6 ft 1 in
to
6 ft 4 in
Source:https://rsdbikes.com/sergeant-v4-aluminum/