2025 Sklar Bikes PBJ Base

	XS	Small	Medium	Large	XL
Stack	574mm	588mm	615mm	641mm	670mm
Reach	411mm	433mm	461mm	475mm	508mm
Stack to Reach Ratio	1.4:1	1.36:1	1.33:1	1.35:1	1.32:1
Seat Tube Length, Unknown	360mm	410mm	440mm	505mm	530mm
Top Tube Length, Effective/Horizontal Unknown	588mm	617mm	649mm	671mm	700mm
Top Tube Slope	24.1deg	19.6deg	18.3deg	14.2deg	13.8deg
Head Tube Angle	68deg	68.5deg	69deg	69deg	69deg
Seat Tube Angle	74.5deg	74deg	74deg	74deg	74deg
Head Tube Length	70mm	85mm	110mm	140mm	170mm
Bottom Bracket Drop	68mm	68mm	68mm	68mm	68mm
Bottom Bracket Height	309mm	309mm	309mm	309mm	309mm
Chainstay Length	432mm	432mm	432mm	432mm	432mm
Chainstay Length Horizontal	426.6mm	426.6mm	426.6mm	426.6mm	426.6mm
Front-Center	675mm	698mm	730mm	755mm	795mm
Front-Center Horizontal	671.4mm	697.4mm	738.4mm	755.4mm	795.4mm
Wheelbase	1098mm	1124mm	1165mm	1182mm	1222mm
Fork Offset/Rake	52mm	52mm	52mm	52mm	52mm
Fork Length (Axle-To-Crown)	485mm	485mm	485mm	485mm	485mm
Trail	96.3mm very high	92.6mm very high	89mm very high	89mm very high	89mm very high
Mechanical Trail	89.2mm	86.2mm	83.1mm	83.1mm	83.1mm
Wheel Flop	33.4mm	31.6mm	29.8mm	29.8mm	29.8mm
Standover Height	720mm	770mm	800mm	852mm	879mm
Tire to Pedal Spindle	128mm 170 mm cranks	151mm 170 mm cranks	183mm 170 mm cranks	208mm 170 mm cranks	248mm 170 mm cranks
Pedal Spindle to Ground Clearance	139mm 170 mm cranks	139mm 170 mm cranks	139mm 170 mm cranks	139mm 170 mm cranks	139mm 170 mm cranks

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.

Category Trend

Source:https://sklarbikes.com/collections/bikes/products/pbj

Geometry