2021 Bulls Grinder Trail Grinder 61 cm

Build

650B/27.5 in × 47 mm

Insights

Somewhat upright stack and reach vs trend of all-road/gravel bikes
Design deviates from other sizes of Bulls Grinder

Stack and Reach vs. Category Trend
View all sizes

Geometry

Stack
660mm
Reach
402mm
Stack to Reach Ratio
1.64:1
Seat Tube Length, C-T
610mm
Top Tube Length, Effective/Horizontal Center
610mm
Top Tube Slope
7.6deg
Head Tube Angle
71deg
Seat Tube Angle
72.5deg
Bottom Bracket Drop
75mm
Bottom Bracket Height
264mm
Chainstay Length
440mm
Chainstay Length Horizontal
433.6mm
Front-Center
660.7mm
Front-Center Horizontal
656.4mm
Wheelbase
1090mm
Fork Offset/Rake
50.1mm
Trail
63.7mm
mid/​neutral
Mechanical Trail
60.3mm
Wheel Flop
19.6mm
Tire to Pedal Spindle Distance
With 170 mm cranks
151.7mm
Pedal Spindle to Ground Clearance
With 170 mm cranks
94mm

Trail Grinder Build

Wheel Size
650B, 27.5 inch (584mm BSD)
Tire Width
47mm
Tire Outer Diameter
678mm
Bike Length with Tires
1768mm
Suspension Type
Rigid, non-suspension corrected
Bar Type
Drop Bar
Frame Material
Unknown
Fork Material
Carbon/Composite
Brake Type
Disc
Source:https://www.bulls.de/de-de/produkt/bulls-trail-grinder-diamant?FARB=FARB_GL5TZHRM&RHOE=RHOE_55