Ridley Bikes
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Grifn RS

2025 Ridley Bikes Grifn RS Base

Category
All-road/Gravel
Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
XXS
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XS
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S
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M
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M
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XL
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Somewhat aggressive stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

XXS
XS
S
M
M
XL
Stack
524mm
540mm
563mm
587mm
614mm
633mm
Reach
375mm
375mm
383mm
391mm
403mm
412mm
Stack to Reach Ratio
1.4:1
1.44:1
1.47:1
1.5:1
1.52:1
1.54:1
Seat Tube Length, Unknown
440mm
470mm
500mm
520mm
545mm
570mm
Top Tube Length, Effective/Horizontal Unknown
515mm
525mm
545mm
565mm
585mm
605mm
Top Tube Slope
11.5deg
9.9deg
9deg
9.3deg
9.3deg
8.6deg
Head Tube Angle
71deg
71.5deg
72deg
72deg
72deg
72deg
Seat Tube Angle
74.5deg
74.5deg
74deg
73.5deg
73.5deg
73deg
Head Tube Length
100mm
115mm
140mm
165mm
195mm
215mm
Bottom Bracket Drop
75mm
75mm
73mm
73mm
71mm
71mm
Bottom Bracket Height
268mm
268mm
270mm
270mm
272mm
272mm
Chainstay Length
420mm
420mm
420mm
420mm
420mm
420mm
Chainstay Length Horizontal
413.3mm
413.3mm
413.6mm
413.6mm
414mm
414mm
Front-Center
583.6mm
585.6mm
595.9mm
611.8mm
633mm
648mm
Front-Center Horizontal
578.8mm
580.8mm
591.4mm
607.4mm
629mm
644mm
Wheelbase
992mm
994mm
1005mm
1021mm
1043mm
1058mm
Fork Offset/Rake
46.5mm
47.6mm
46.8mm
47mm
47.2mm
47mm
Trail
69mm
high
64.6mm
mid/​neutral
62.3mm
mid/​neutral
62.1mm
mid/​neutral
61.8mm
mid/​neutral
62mm
mid/​neutral
Mechanical Trail
65.2mm
61.3mm
59.2mm
59mm
58.8mm
59mm
Wheel Flop
21.2mm
19.4mm
18.3mm
18.2mm
18.2mm
18.2mm
Standover Height
749mm
765mm
790mm
814mm
843mm
862mm
Tire to Pedal Spindle
70.6mm
170 mm cranks
72.6mm
170 mm cranks
82.9mm
170 mm cranks
98.8mm
170 mm cranks
120mm
170 mm cranks
135mm
170 mm cranks
Pedal Spindle to Ground Clearance
98mm
170 mm cranks
98mm
170 mm cranks
100mm
170 mm cranks
100mm
170 mm cranks
102mm
170 mm cranks
102mm
170 mm cranks

Base Build

XXS
XS
S
M
M
XL
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
32mm
32mm
32mm
32mm
32mm
32mm
Tire Outer Diameter
686mm
686mm
686mm
686mm
686mm
686mm
Bike Length with Tires
1678mm
1680mm
1691mm
1707mm
1729mm
1744mm

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXXSXSSMMXL
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.ridley-bikes.com/en_GB/bikes/SBIGRSRID004
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