2025 Gravity Deadeye 27Plus 21

Build

650B/27.5 in × 2.8 in

Insights

Somewhat aggressive stack and reach vs trend of rigid mtb bikes

Stack and Reach vs. Category Trend
View all sizes

Reach250mm300mm350mm400mm450mm500mm550mmStack350mm400mm450mm500mm550mm600mm650mm15.517.51921

Geometry

Stack
611mm
Reach
448mm
Stack to Reach Ratio
1.36:1
Seat Tube Length, Unknown
533mm
Top Tube Length, Effective/Horizontal Unknown
635mm
Top Tube Slope
9.5deg
Head Tube Angle
67.5deg
Seat Tube Angle
73deg
Head Tube Length
160mm
Bottom Bracket Drop
70mm
Bottom Bracket Height
293.1mm
Chainstay Length
445mm
Chainstay Length Horizontal
439.5mm
Front-Center
722mm
Front-Center Horizontal
723.5mm
Wheelbase
1163mm
Fork Offset/Rake
48mm
Fork Length, Unknown
442mm
Trail
98.5mm
very high
Mechanical Trail
91mm
Wheel Flop
34.8mm
Standover Height
868.7mm
Tire to Pedal Spindle Distance
With 175 mm cranks
183.9mm
Pedal Spindle to Ground Clearance
With 175 mm cranks
118.1mm

27Plus Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
2.8in
Tire Outer Diameter
726.2mm
Bike Length with Tires
1889.2mm
Crank Length
175mm
Handlebar Width
720mm
Stem Length
70mm
Stem Angle
7deg
Suspension Type
Rigid, non-suspension corrected
Bar Type
Flat Bar
Frame Material
Aluminum
Fork Material
Steel
Brake Type
Disc
Features
Single-speed capable

Published Sizing Recommendations

Height
6 ft 2 in
to
6 ft 7 in
Source:https://www.bikesdirect.com/products/gravity/mountain_bikes/singlespeed-deadeye27plus-mountain-bikes.htm