Gravity
/
Deadeye

2025 Gravity Deadeye 27Plus

Category
Rigid MTB
Design
Flat Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Steel
Features
Disc brake, Single-speed capable
15.5
Compare
Collection
I've Ridden
17.5
Compare
Collection
I've Ridden
19
Compare
Collection
I've Ridden
21
Compare
Collection
I've Ridden
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

15.5
17.5
19
21
Stack
565mm
574mm
592mm
611mm
Reach
418mm
430mm
439mm
448mm
Stack to Reach Ratio
1.35:1
1.33:1
1.35:1
1.36:1
Seat Tube Length, Unknown
394mm
445mm
483mm
533mm
Top Tube Length, Effective/Horizontal Unknown
590mm
605mm
620mm
635mm
Top Tube Slope
19.4deg
14.8deg
12.6deg
9.5deg
Head Tube Angle
67.5deg
67.5deg
67.5deg
67.5deg
Seat Tube Angle
73deg
73deg
73deg
73deg
Head Tube Length
110mm
120mm
140mm
160mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
Bottom Bracket Height
293.1mm
293.1mm
293.1mm
293.1mm
Chainstay Length
445mm
445mm
445mm
445mm
Chainstay Length Horizontal
439.5mm
439.5mm
439.5mm
439.5mm
Front-Center
673mm
688mm
705mm
722mm
Front-Center Horizontal
673.5mm
689.5mm
706.5mm
723.5mm
Wheelbase
1113mm
1129mm
1146mm
1163mm
Fork Offset/Rake
48mm
48mm
48mm
48mm
Fork Length, Unknown
442mm
442mm
442mm
442mm
Trail
98.5mm
very high
98.5mm
very high
98.5mm
very high
98.5mm
very high
Mechanical Trail
91mm
91mm
91mm
91mm
Wheel Flop
34.8mm
34.8mm
34.8mm
34.8mm
Standover Height
696mm
746.8mm
787.4mm
868.7mm
Tire to Pedal Spindle
134.9mm
175 mm cranks
149.9mm
175 mm cranks
166.9mm
175 mm cranks
183.9mm
175 mm cranks
Pedal Spindle to Ground Clearance
118.1mm
175 mm cranks
118.1mm
175 mm cranks
118.1mm
175 mm cranks
118.1mm
175 mm cranks

27Plus Build

15.5
17.5
19
21
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
2.8in
2.8in
2.8in
2.8in
Tire Width Max
3in
3in
3in
3in
Tire Outer Diameter
726.2mm
726.2mm
726.2mm
726.2mm
Bike Length with Tires
1839.2mm
1855.2mm
1872.2mm
1889.2mm
Crank Length
175mm
175mm
175mm
175mm
Handlebar Width
720mm
720mm
720mm
720mm
Stem Length
70mm
70mm
70mm
70mm
Stem Angle
7deg
7deg
7deg
7deg

Published Sizing Recommendations

Height
5 ft 6 in
to
5 ft 8 in
5 ft 9 in
to
5 ft 11 in
5 ft 11 in
to
6 ft 2 in
6 ft 2 in
to
6 ft 7 in

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mm550mmStack350mm400mm450mm500mm550mm600mm650mm15.517.51921
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
Rigid MTB
Source:https://www.bikesdirect.com/products/gravity/mountain_bikes/singlespeed-deadeye27plus-mountain-bikes.htm
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