2021 Bulls Grinder 3

Design
Drop Bar, Rigid, non-suspension corrected
Average stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Somewhat upright stack and reachvs category
Very upright stack and reachvs category

Geometry

49 cm
52 cm
55 cm
58 cm
61 cm
Stack
562mm
589mm
614mm
638mm
664mm
Reach
370mm
375mm
381mm
389mm
395mm
Stack to Reach Ratio
1.52:1
1.57:1
1.61:1
1.64:1
1.68:1
Seat Tube Length, C-T
490mm
520mm
550mm
580mm
610mm
Top Tube Length, Effective/Horizontal HT Top
536mm
552mm
569mm
587mm
604mm
Top Tube Slope
10.3deg
9.8deg
9.2deg
8.5deg
8.1deg
Head Tube Angle
70deg
71deg
71.5deg
72deg
72deg
Seat Tube Angle
73.5deg
73.25deg
73deg
72.75deg
72.5deg
Bottom Bracket Drop
75mm
75mm
70mm
70mm
70mm
Bottom Bracket Height
257mm
257mm
262mm
262mm
262mm
Chainstay Length
430mm
430mm
430mm
430mm
430mm
Chainstay Length Horizontal
423.4mm
423.4mm
424.3mm
424.3mm
424.3mm
Front-Center
601.3mm
606.3mm
616.7mm
626.7mm
640.6mm
Front-Center Horizontal
596.6mm
601.6mm
612.7mm
622.7mm
636.7mm
Wheelbase
1020mm
1025mm
1037mm
1047mm
1061mm
Fork Offset/Rake
46.4mm
46.9mm
47.2mm
46.8mm
46.4mm
Trail
71.5mm
high
64.7mm
mid/​neutral
61.4mm
mid/​neutral
58.7mm
mid/​neutral
59.1mm
mid/​neutral
Mechanical Trail
67.2mm
61.2mm
58.2mm
55.8mm
56.3mm
Wheel Flop
23mm
19.9mm
18.5mm
17.3mm
17.4mm
Tire to Pedal Spindle
99.3mm
170 mm cranks
104.3mm
170 mm cranks
114.7mm
170 mm cranks
124.7mm
170 mm cranks
138.6mm
170 mm cranks
Pedal Spindle to Ground Clearance
87mm
170 mm cranks
87mm
170 mm cranks
92mm
170 mm cranks
92mm
170 mm cranks
92mm
170 mm cranks

3 Build

49 cm
52 cm
55 cm
58 cm
61 cm
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
40mm
40mm
40mm
40mm
40mm
Tire Outer Diameter
664mm
664mm
664mm
664mm
664mm
Bike Length with Tires
1684mm
1689mm
1701mm
1711mm
1725mm

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
All-road/Gravel
Source:https://www.bulls.de/at-de/produkt/bulls-grinder-3-2021-diamant