Name: 2026 Quirk Cycles Durmitor Base
Brand: Quirk Cycles

	XS	S	M	L	XL
Stack	519mm	530mm	564mm	583mm	603mm
Reach	371mm	380mm	395mm	402mm	409mm
Stack to Reach Ratio	1.4:1	1.39:1	1.43:1	1.45:1	1.47:1
Seat Tube Length, C-T	480mm	490mm	525mm	540mm	560mm
Top Tube Length, Effective/Horizontal HT Top	526mm	538mm	563mm	575mm	588mm
Top Tube Slope	6.6deg	6.6deg	6.4deg	6.7deg	6.6deg
Head Tube Angle	71.5deg	72deg	73deg	73deg	73deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg	73.5deg	73.5deg
Head Tube Length	115mm	125mm	155mm	175mm	195mm
Bottom Bracket Drop	73mm	73mm	73mm	73mm	73mm
Bottom Bracket Height	266mm	266mm	266mm	266mm	266mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	403.5mm	403.5mm	403.5mm	403.5mm	403.5mm
Front-Center	577.2mm	586.1mm	595.1mm	607mm	619.9mm
Front-Center Horizontal	572.6mm	581.6mm	590.6mm	602.6mm	615.6mm
Wheelbase	976mm	985mm	994mm	1006mm	1019mm
Fork Offset/Rake	49.6mm	50.5mm	43.5mm	42.7mm	42.6mm
Trail	61.1mm mid/neutral	57.1mm mid/neutral	58.2mm mid/neutral	59mm mid/neutral	59.1mm mid/neutral
Mechanical Trail	58mm	54.3mm	55.7mm	56.4mm	56.6mm
Wheel Flop	18.4mm	16.8mm	16.3mm	16.5mm	16.5mm
Standover Height	756mm	766mm	800mm	817mm	836mm
Tire to Pedal Spindle	68.2mm 170 mm cranks	77.1mm 170 mm cranks	86.1mm 170 mm cranks	98mm 170 mm cranks	110.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	96mm 170 mm cranks	96mm 170 mm cranks	96mm 170 mm cranks	96mm 170 mm cranks	96mm 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://framerusercontent.com/assets/0SLFMCnJu8XJI1AqqOjdbANMnI.pdf

2026 Quirk Cycles Durmitor Base

Geometry