bike geometry

Ribble ALLROAD SL R 2026

Compare size-specific bike geometry, including reach, stack, angles, wheelbase and the measurements that influence fit and handling.

Ribble › ALLROAD SL R › Standard › ALLROAD SL R

ALLROAD SL R geometry measurements

Choose the recorded size and configuration. Geometry figures can change by size; RideDNA does not collapse those values into one misleading answer.

What is the reach of the Ribble ALLROAD SL R 2026?

Reach is the horizontal distance from the bottom bracket to the top of the head tube. Also searched as frame reach.

Configuration	Size	Reach	Source
ALLROAD SL R geometry	M	376.6 mm	RideDNA-derived
ALLROAD SL R geometry	L	390.9 mm	RideDNA-derived
ALLROAD SL R geometry	XS	364.7 mm	RideDNA-derived
ALLROAD SL R geometry	XL	405.2 mm	RideDNA-derived
ALLROAD SL R geometry	S	373.6 mm	RideDNA-derived

What is the stack of the Ribble ALLROAD SL R 2026?

Stack is the vertical distance from the bottom bracket to the top of the head tube. Also searched as frame stack.

Configuration	Size	Stack	Source
ALLROAD SL R geometry	M	568.6 mm	RideDNA-derived
ALLROAD SL R geometry	L	587.7 mm	RideDNA-derived
ALLROAD SL R geometry	XS	523.5 mm	RideDNA-derived
ALLROAD SL R geometry	XL	606.9 mm	RideDNA-derived
ALLROAD SL R geometry	S	546 mm	RideDNA-derived

What is the effective top tube of the Ribble ALLROAD SL R 2026?

Effective top tube is the horizontal distance between the head-tube and seat-tube centerlines. Also searched as ETT, virtual top tube, horizontal top tube.

Configuration	Size	Effective top tube	Source
ALLROAD SL R geometry	M	545 mm	RideDNA-derived
ALLROAD SL R geometry	L	565 mm	RideDNA-derived
ALLROAD SL R geometry	XS	505 mm	RideDNA-derived
ALLROAD SL R geometry	XL	585 mm	RideDNA-derived
ALLROAD SL R geometry	S	525 mm	RideDNA-derived

What is the head tube angle of the Ribble ALLROAD SL R 2026?

Head tube angle describes the steering-axis angle relative to the ground. Also searched as HTA, head angle, steering angle.

Configuration	Size	Head tube angle	Source
ALLROAD SL R geometry	M	73 °	RideDNA-derived
ALLROAD SL R geometry	L	73 °	RideDNA-derived
ALLROAD SL R geometry	XS	71 °	RideDNA-derived
ALLROAD SL R geometry	XL	73 °	RideDNA-derived
ALLROAD SL R geometry	S	72 °	RideDNA-derived

What is the seat tube angle of the Ribble ALLROAD SL R 2026?

Seat tube angle describes the seat-tube angle relative to the ground. Also searched as STA, seat angle, effective seat angle.

Configuration	Size	Seat tube angle	Source
ALLROAD SL R geometry	M	73.5 °	RideDNA-derived
ALLROAD SL R geometry	L	73.5 °	RideDNA-derived
ALLROAD SL R geometry	XS	75 °	RideDNA-derived
ALLROAD SL R geometry	XL	73.5 °	RideDNA-derived
ALLROAD SL R geometry	S	74.5 °	RideDNA-derived

What is the wheelbase of the Ribble ALLROAD SL R 2026?

Wheelbase is the distance between the front and rear wheel axles. Also searched as axle-to-axle length.

Configuration	Size	Wheelbase	Source
ALLROAD SL R geometry	M	985.6 mm	RideDNA-derived
ALLROAD SL R geometry	L	1005.8 mm	RideDNA-derived
ALLROAD SL R geometry	XS	978 mm	RideDNA-derived
ALLROAD SL R geometry	XL	1026 mm	RideDNA-derived
ALLROAD SL R geometry	S	985.1 mm	RideDNA-derived

What is the chainstay length of the Ribble ALLROAD SL R 2026?

Chainstay length, also called rear center, is the distance from the bottom bracket to the rear axle. Also searched as Chainstay, rear center, rear centre.

Configuration	Size	Chainstay length	Source
ALLROAD SL R geometry	M	409.2 mm	RideDNA-derived
ALLROAD SL R geometry	L	409.2 mm	RideDNA-derived
ALLROAD SL R geometry	XS	409.2 mm	RideDNA-derived
ALLROAD SL R geometry	XL	409.2 mm	RideDNA-derived
ALLROAD SL R geometry	S	409.2 mm	RideDNA-derived

What is the bottom bracket height of the Ribble ALLROAD SL R 2026?

Bottom bracket height is the vertical distance from the ground to the bottom bracket. Also searched as BB height.

Configuration	Size	Bottom bracket height	Source
ALLROAD SL R geometry	M	274 mm	RideDNA-derived
ALLROAD SL R geometry	L	274 mm	RideDNA-derived
ALLROAD SL R geometry	XS	274 mm	RideDNA-derived
ALLROAD SL R geometry	XL	274 mm	RideDNA-derived
ALLROAD SL R geometry	S	274 mm	RideDNA-derived

What is the front center of the Ribble ALLROAD SL R 2026?

Front center is the distance from the bottom bracket to the front wheel axle. Also searched as front centre.

Configuration	Size	Front center	Source
ALLROAD SL R geometry	M	580.5 mm	RideDNA-derived
ALLROAD SL R geometry	L	600.5 mm	RideDNA-derived
ALLROAD SL R geometry	XS	573 mm	RideDNA-derived
ALLROAD SL R geometry	XL	620.6 mm	RideDNA-derived
ALLROAD SL R geometry	S	580 mm	RideDNA-derived

What is the fork offset of the Ribble ALLROAD SL R 2026?

Fork offset is the perpendicular distance between the steering axis and the front axle. Also searched as fork rake, rake.

Configuration	Size	Fork offset	Source
ALLROAD SL R geometry	M	45 mm	RideDNA-derived
ALLROAD SL R geometry	L	45 mm	RideDNA-derived
ALLROAD SL R geometry	XS	45 mm	RideDNA-derived
ALLROAD SL R geometry	XL	45 mm	RideDNA-derived
ALLROAD SL R geometry	S	45 mm	RideDNA-derived

What is the head tube length of the Ribble ALLROAD SL R 2026?

Head tube length is the measured length of the frame's head tube. Also searched as Head tube, head tube.

Configuration	Size	Head tube length	Source
ALLROAD SL R geometry	M	160 mm	RideDNA-derived
ALLROAD SL R geometry	L	180 mm	RideDNA-derived
ALLROAD SL R geometry	XS	120 mm	RideDNA-derived
ALLROAD SL R geometry	XL	200 mm	RideDNA-derived
ALLROAD SL R geometry	S	140 mm	RideDNA-derived

What is the seat tube length of the Ribble ALLROAD SL R 2026?

Seat tube length is the recorded length of the frame's seat tube; measurement conventions can differ by manufacturer. Also searched as Seat tube, seat tube, frame size.

Configuration	Size	Seat tube length	Source
ALLROAD SL R geometry	M	500 mm	RideDNA-derived
ALLROAD SL R geometry	L	520 mm	RideDNA-derived
ALLROAD SL R geometry	XS	450 mm	RideDNA-derived
ALLROAD SL R geometry	XL	540 mm	RideDNA-derived
ALLROAD SL R geometry	S	480 mm	RideDNA-derived

What is the standover height of the Ribble ALLROAD SL R 2026?

Standover height is the ground-to-top-tube height at the manufacturer's stated measurement point. Also searched as Standover, stand over height, standover clearance.

Configuration	Size	Standover height	Source
ALLROAD SL R geometry	M	771.6 mm	RideDNA-derived
ALLROAD SL R geometry	L	790.8 mm	RideDNA-derived
ALLROAD SL R geometry	XS	726.5 mm	RideDNA-derived
ALLROAD SL R geometry	XL	809.9 mm	RideDNA-derived
ALLROAD SL R geometry	S	751.8 mm	RideDNA-derived

What is the fork length of the Ribble ALLROAD SL R 2026?

Fork length is the axle-to-crown distance recorded for the fork. Also searched as axle to crown, A2C.

Configuration	Size	Fork length	Source
ALLROAD SL R geometry	M	376.2 mm	RideDNA-derived
ALLROAD SL R geometry	L	376.2 mm	RideDNA-derived
ALLROAD SL R geometry	XS	376.2 mm	RideDNA-derived
ALLROAD SL R geometry	XL	376.2 mm	RideDNA-derived
ALLROAD SL R geometry	S	376.2 mm	RideDNA-derived

What is the wheel flop of the Ribble ALLROAD SL R 2026?

Wheel flop is a calculated steering-geometry value based on trail and head tube angle. Also searched as flop.

Configuration	Size	Wheel flop	Source
ALLROAD SL R geometry	M	16.2 mm	RideDNA-derived
ALLROAD SL R geometry	L	16.2 mm	RideDNA-derived
ALLROAD SL R geometry	XS	21.7 mm	RideDNA-derived
ALLROAD SL R geometry	XL	16.2 mm	RideDNA-derived
ALLROAD SL R geometry	S	18.8 mm	RideDNA-derived

Geometry

Available sizes: M, L, XS, XL, S.

ALLROAD SL R geometry

Jump to size: XS · S · M · L · XL

ALLROAD SL R geometry geometry by size
Size	Reach	Stack	ETT	HTA	STA	Trail	Wheelbase	Chainstay	BB drop	BB height	Front center	Fork offset	Head tube	Seat tube	Standover	Fork length	Wheel flop	Max tire
XS	364.7 mm	523.5 mm	505 mm	71 °	75 °	—	978 mm	409.2 mm	—	274 mm	573 mm	45 mm	120 mm	450 mm	726.5 mm	376.2 mm	21.7 mm	—
S	373.6 mm	546 mm	525 mm	72 °	74.5 °	—	985.1 mm	409.2 mm	—	274 mm	580 mm	45 mm	140 mm	480 mm	751.8 mm	376.2 mm	18.8 mm	—
M	376.6 mm	568.6 mm	545 mm	73 °	73.5 °	—	985.6 mm	409.2 mm	—	274 mm	580.5 mm	45 mm	160 mm	500 mm	771.6 mm	376.2 mm	16.2 mm	—
L	390.9 mm	587.7 mm	565 mm	73 °	73.5 °	—	1005.8 mm	409.2 mm	—	274 mm	600.5 mm	45 mm	180 mm	520 mm	790.8 mm	376.2 mm	16.2 mm	—
XL	405.2 mm	606.9 mm	585 mm	73 °	73.5 °	—	1026 mm	409.2 mm	—	274 mm	620.6 mm	45 mm	200 mm	540 mm	809.9 mm	376.2 mm	16.2 mm	—

Length measurements are in millimeters; HTA and STA are in degrees. ETT means effective top tube.

Size-to-size changes

Differences are calculated from the recorded values; they are not fit recommendations.

ALLROAD SL R geometry: XS → S — Reach +8.9 mm, Stack +22.5 mm, ETT +20 mm, HTA +1 °, STA -0.5 °, Wheelbase +7.1 mm, Chainstay +0 mm, BB height +0 mm, Front center +7 mm, Fork offset +0 mm, Head tube +20 mm, Seat tube +30 mm, Standover +25.3 mm, Fork length +0 mm, Wheel flop -2.9 mm
ALLROAD SL R geometry: S → M — Reach +3 mm, Stack +22.6 mm, ETT +20 mm, HTA +1 °, STA -1 °, Wheelbase +0.5 mm, Chainstay +0 mm, BB height +0 mm, Front center +0.5 mm, Fork offset +0 mm, Head tube +20 mm, Seat tube +20 mm, Standover +19.8 mm, Fork length +0 mm, Wheel flop -2.6 mm
ALLROAD SL R geometry: M → L — Reach +14.3 mm, Stack +19.1 mm, ETT +20 mm, HTA +0 °, STA +0 °, Wheelbase +20.2 mm, Chainstay +0 mm, BB height +0 mm, Front center +20 mm, Fork offset +0 mm, Head tube +20 mm, Seat tube +20 mm, Standover +19.2 mm, Fork length +0 mm, Wheel flop +0 mm
ALLROAD SL R geometry: L → XL — Reach +14.3 mm, Stack +19.2 mm, ETT +20 mm, HTA +0 °, STA +0 °, Wheelbase +20.2 mm, Chainstay +0 mm, BB height +0 mm, Front center +20.1 mm, Fork offset +0 mm, Head tube +20 mm, Seat tube +20 mm, Standover +19.1 mm, Fork length +0 mm, Wheel flop +0 mm

RideDNA-derived values

These deterministic calculations use the recorded inputs above. They are separate from recorded facts and are not fit recommendations.

ALLROAD SL R geometry size M stack Reach Ratio: 1.51
ALLROAD SL R geometry size L stack Reach Ratio: 1.5
ALLROAD SL R geometry size XS stack Reach Ratio: 1.44
ALLROAD SL R geometry size XL stack Reach Ratio: 1.5
ALLROAD SL R geometry size S stack Reach Ratio: 1.46