	S	M	L
Stack	641mm	650mm	669mm
Reach	418mm	435mm	453mm
Stack to Reach Ratio	1.53:1	1.49:1	1.48:1
Seat Tube Length, C-T	450mm	500mm	550mm
Top Tube Length, Effective/Horizontal HT Top	608mm	628mm	652mm
Top Tube Slope	21deg	16.5deg	13.1deg
Head Tube Angle	67.5deg	67.5deg	67.5deg
Seat Tube Angle	73.5deg	73.5deg	73.5deg
Head Tube Length	130mm	140mm	160mm
Bottom Bracket Drop	50mm	50mm	50mm
Bottom Bracket Height	321mm	321mm	321mm
Chainstay Length	475mm	475mm	475mm
Chainstay Length Horizontal	472.4mm	472.4mm	472.4mm
Front-Center	720.4mm	740.3mm	766.3mm
Front-Center Horizontal	718.6mm	738.6mm	764.6mm
Wheelbase	1191mm	1211mm	1237mm
Fork Offset/Rake	51.6mm	50.9mm	51mm
Trail	97.8mm very high	98.6mm very high	98.4mm very high
Mechanical Trail	90.4mm	91.1mm	90.9mm
Wheel Flop	34.6mm	34.9mm	34.8mm
Tire to Pedal Spindle	179.4mm 170 mm cranks	199.3mm 170 mm cranks	225.3mm 170 mm cranks
Pedal Spindle to Ground Clearance	151mm 170 mm cranks	151mm 170 mm cranks	151mm 170 mm cranks

	S	M	L
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	60mm	60mm	60mm
Tire Outer Diameter	742mm	742mm	742mm
Bike Length with Tires	1933mm	1953mm	1979mm

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.kettler-alu-rad.de/de-de/produkt/kettler-alu-rad-pinniato-ht-sport-2026-wave?FARB=FARB_OHP9ADXS&AKLW=AKLW_85e23510&RHOE=RHOE_00000600

Suggest Bike Edit

2026 Kettler Pinniato HT Sport

Geometry

HT Sport Build

Stack and Reach vs. Category Trend