2024 Rune Bicycles gravel Base

	small	medium	large	xlarge
Stack	542.2mm	561.2mm	589.7mm	618.3mm
Reach	374.5mm	379.1mm	389.7mm	401mm
Stack to Reach Ratio	1.45:1	1.48:1	1.51:1	1.54:1
Seat Tube Length, C-C	520mm	540mm	570mm	600mm
Top Tube Length, Effective/Horizontal HT Top	530mm	540mm	570mm	590mm
Top Tube Slope	1.8deg	1.8deg	1.8deg	1.8deg
Head Tube Angle	72deg	72deg	72deg	72deg
Seat Tube Angle	74deg	74deg	73deg	73deg
Head Tube Length	115mm	135mm	165mm	195mm
Bottom Bracket Drop	65mm	65mm	65mm	65mm
Bottom Bracket Height	282mm	282mm	282mm	282mm
Chainstay Length	440mm	440mm	440mm	440mm
Chainstay Length Horizontal	435.2mm	435.2mm	435.2mm	435.2mm
Front-Center	591mm	601.7mm	621.4mm	641.9mm
Front-Center Horizontal	587.4mm	598.1mm	618mm	638.5mm
Wheelbase	1022.6mm	1033.3mm	1053.2mm	1073.7mm
Fork Offset/Rake	55mm	55mm	55mm	55mm
Fork Length (Axle-To-Crown)	395mm	395mm	395mm	395mm
Trail	54.9mm mid/neutral	54.9mm mid/neutral	54.9mm mid/neutral	54.9mm mid/neutral
Mechanical Trail	52.2mm	52.2mm	52.2mm	52.2mm
Wheel Flop	16.1mm	16.1mm	16.1mm	16.1mm
Standover Height	810.1mm	829.3mm	856.5mm	885.1mm
Tire to Pedal Spindle	74mm 170 mm cranks	84.7mm 170 mm cranks	104.4mm 170 mm cranks	124.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	112mm 170 mm cranks	112mm 170 mm cranks	112mm 170 mm cranks	112mm 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:runebicycles.com

Geometry