	2XS	XS	S	M	L	XL	2XL
Stack	548mm	557mm	578mm	592mm	613mm	632mm	651mm
Reach	363mm	370mm	379mm	385mm	394mm	402mm	416mm
Stack to Reach Ratio	1.51:1	1.51:1	1.53:1	1.54:1	1.56:1	1.57:1	1.56:1
Seat Tube Length, C-T	450mm	470mm	490mm	510mm	530mm	550mm	570mm
Top Tube Length, Effective/Horizontal HT Top	515mm	530mm	545mm	560mm	575mm	595mm	615mm
Top Tube Slope	13.3deg	11.9deg	11.8deg	11deg	10.9deg	10.7deg	10.3deg
Head Tube Angle	70deg	70deg	70.5deg	70.5deg	71deg	71deg	71deg
Seat Tube Angle	74deg	74deg	74deg	73.5deg	73.5deg	73deg	73deg
Head Tube Length	115mm	125mm	145mm	165mm	185mm	208mm	225mm
Bottom Bracket Drop	80mm	80mm	80mm	80mm	75mm	75mm	75mm
Bottom Bracket Height	276mm	276mm	276mm	276mm	281mm	281mm	281mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	427.6mm	427.6mm	427.6mm	427.6mm	428.5mm	428.5mm	428.5mm
Front-Center	592mm	602mm	614mm	625mm	636mm	651mm	671mm
Front-Center Horizontal	586.6mm	596.7mm	608.8mm	619.9mm	631.6mm	646.7mm	666.8mm
Wheelbase	1014.2mm	1024.2mm	1036.4mm	1047.4mm	1060.1mm	1075.2mm	1095.3mm
Wheelbase Max	1014mm	1025mm	1036mm	1049mm	1060mm	1075mm	1096mm
Fork Offset/Rake	50mm	50mm	50mm	50mm	50mm	50mm	50mm
Fork Length (Axle-To-Crown)	403mm	403mm	403mm	403mm	403mm	403mm	403mm
Trail	76.4mm high	76.4mm high	73mm high	73mm high	69.7mm high	69.7mm high	69.7mm high
Mechanical Trail	71.8mm	71.8mm	68.8mm	68.8mm	65.9mm	65.9mm	65.9mm
Wheel Flop	24.5mm	24.5mm	23mm	23mm	21.5mm	21.5mm	21.5mm
Tire to Pedal Spindle	71mm 165 mm cranks	81mm 165 mm cranks	93mm 165 mm cranks	104mm 165 mm cranks	115mm 165 mm cranks	130mm 165 mm cranks	150mm 165 mm cranks
Pedal Spindle to Ground Clearance	111mm 165 mm cranks	111mm 165 mm cranks	111mm 165 mm cranks	111mm 165 mm cranks	116mm 165 mm cranks	116mm 165 mm cranks	116mm 165 mm cranks

	2XS	XS	S	M	L	XL	2XL
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	700C/29 in 622 mm BSD
Tire Width	45mm	45mm	45mm	45mm	45mm	45mm	45mm
Tire Outer Diameter	712mm	712mm	712mm	712mm	712mm	712mm	712mm
Bike Length with Tires	1726.2mm	1736.2mm	1748.4mm	1759.4mm	1772.1mm	1787.2mm	1807.3mm
Crank Length	165mm	165mm	165mm	165mm	165mm	165mm	165mm
Handlebar Width	40cm	40cm	40cm	40cm	40cm	40cm	40cm
Stem Length	100mm	100mm	100mm	100mm	100mm	100mm	100mm
Stem Angle	-6deg	-6deg	-6deg	-6deg	-6deg	-6deg	-6deg

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.waltlyti.com/product/58.html

Suggest Bike Edit

2026 Waltly Road/Gravel ∣ Standard 2026 Gravel geometry A

Geometry

Gravel geometry A Build

Stack and Reach vs. Category Trend