2025 Ribble Cycles Allroad SL Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category

Geometry

XS
SM
MD
LG
XL
Stack
517.7mm
540.1mm
562.7mm
581.8mm
600.9mm
Reach
366.5mm
375.2mm
378mm
392.7mm
407mm
Stack to Reach Ratio
1.41:1
1.44:1
1.49:1
1.48:1
1.48:1
Seat Tube Length, C-T
450mm
490mm
530mm
550mm
580mm
Top Tube Length, Actual C-C
505mm
525mm
545mm
565mm
585mm
Top Tube Slope
9.8deg
7.6deg
5.9deg
5.7deg
4.5deg
Head Tube Angle
71deg
72deg
73deg
73deg
73deg
Seat Tube Angle
75deg
74.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
120mm
140mm
160mm
180mm
200mm
Bottom Bracket Drop
69mm
69mm
69mm
69mm
69mm
Bottom Bracket Height
274mm
274mm
274mm
274mm
274mm
Chainstay Length
415mm
415mm
415mm
415mm
415mm
Chainstay Length Horizontal
409.2mm
409.2mm
409.2mm
409.2mm
409.2mm
Front-Center
574mm
579mm
581mm
601mm
621mm
Front-Center Horizontal
569.8mm
574.8mm
576.8mm
597.8mm
617.8mm
Wheelbase
979mm
984mm
986mm
1007mm
1027mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
Trail
70.5mm
high
64.1mm
mid/​neutral
57.8mm
mid/​neutral
57.8mm
mid/​neutral
57.8mm
mid/​neutral
Mechanical Trail
66.7mm
61mm
55.3mm
55.3mm
55.3mm
Wheel Flop
21.7mm
18.9mm
16.2mm
16.2mm
16.2mm
Tire to Pedal Spindle
66mm
165 mm cranks
66mm
170 mm cranks
68mm
170 mm cranks
85.5mm
172.5 mm cranks
105.5mm
172.5 mm cranks
Pedal Spindle to Ground Clearance
109mm
165 mm cranks
104mm
170 mm cranks
104mm
170 mm cranks
101.5mm
172.5 mm cranks
101.5mm
172.5 mm cranks

Base Build

XS
SM
MD
LG
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
Tire Width
32mm
32mm
32mm
32mm
32mm
Tire Outer Diameter
686mm
686mm
686mm
686mm
686mm
Bike Length with Tires
1665mm
1670mm
1672mm
1693mm
1713mm
Crank Length
165mm
170mm
170mm
172.5mm
172.5mm

Published Sizing Recommendations

Height
5 ft 3 in
to
5 ft 6 in
5 ft 6 in
to
5 ft 9 in
5 ft 9 in
to
5 ft 11 in
5 ft 11 in
to
6 ft 1 in
6 ft 1 in
to
6 ft 4 in

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXSSMMDLGXL
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
Endurance Road
Source:https://www.ribblecycles.co.uk/ribble-allroad-sl-enthusiast/