2026 Priority Bicycles Apollo Drop Bar

	Small	Medium	Large	X-Large
Stack	522mm	559mm	587mm	612mm
Reach	383mm	385mm	388mm	400mm
Stack to Reach Ratio	1.36:1	1.45:1	1.51:1	1.53:1
Seat Tube Length, C-T	445mm	495mm	555mm	600mm
Top Tube Length, Effective/Horizontal HT Top	550mm	560mm	575mm	596mm
Top Tube Slope	10.7deg	9.3deg	5.9deg	3.9deg
Head Tube Angle	69deg	70deg	70.5deg	71.5deg
Seat Tube Angle	72.5deg	72.5deg	72.5deg	72.5deg
Head Tube Length	105mm	140mm	170mm	190mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm
Bottom Bracket Height	276mm	276mm	276mm	276mm
Chainstay Length	438mm	438mm	438mm	438mm
Chainstay Length Horizontal	431.5mm	431.5mm	431.5mm	431.5mm
Front-Center	613.1mm	616.1mm	626mm	637.9mm
Front-Center Horizontal	608.5mm	611.5mm	621.5mm	633.5mm
Wheelbase	1040mm	1043mm	1053mm	1065mm
Fork Offset/Rake	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	396mm	396mm	396mm	396mm
Trail	86.5mm very high	79.9mm high	76.6mm high	70mm high
Mechanical Trail	80.8mm	75.1mm	72.2mm	66.4mm
Wheel Flop	29mm	25.7mm	24.1mm	21.1mm
Standover Height	711.2mm	736.6mm	787.4mm	812.8mm
Tire to Pedal Spindle	92.1mm 170 mm cranks	95.1mm 170 mm cranks	105mm 170 mm cranks	116.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	106mm 170 mm cranks	106mm 170 mm cranks	106mm 170 mm cranks	106mm 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://www.prioritybicycles.com/products/priority-apollo#geometry

Geometry