2026 Polygon Bikes Strattos C Base

	XXS	XS	S	M	L	XL	XXL
Stack	516.9mm	531.1mm	544.3mm	555mm	580mm	605mm	630mm
Reach	355mm	360mm	369mm	378mm	387mm	396mm	405mm
Stack to Reach Ratio	1.46:1	1.48:1	1.48:1	1.47:1	1.5:1	1.53:1	1.56:1
Seat Tube Length, C-TTT	400mm	430mm	470mm	520mm	560mm	579mm	610mm
Top Tube Length, Effective/Horizontal Center	497.4mm	507.2mm	525.1mm	542.4mm	564.3mm	581mm	597.6mm
Top Tube Slope	13.5deg	11.5deg	8.3deg	4deg	2.6deg	3.2deg	2.7deg
Head Tube Angle	70.5deg	70.5deg	71.5deg	72deg	72deg	72deg	72deg
Seat Tube Angle	74.5deg	74.5deg	74deg	73.5deg	73deg	73deg	73deg
Head Tube Length	100mm	115mm	125mm	136mm	162mm	191mm	217mm
Bottom Bracket Drop	76.5mm	76.5mm	76.5mm	74mm	74mm	71.5mm	71.5mm
Bottom Bracket Height	262.5mm	262.5mm	262.5mm	265mm	265mm	267.5mm	267.5mm
Chainstay Length	415mm	415mm	415mm	414mm	415mm	415mm	415mm
Chainstay Length Horizontal	407.9mm	407.9mm	407.9mm	407.3mm	408.4mm	408.8mm	408.8mm
Front-Center	572.4mm	582.3mm	586.4mm	592.5mm	608.5mm	626mm	643mm
Front-Center Horizontal	567.2mm	577.2mm	581.4mm	587.9mm	604mm	621.9mm	639.1mm
Wheelbase	975.1mm	985.1mm	989.3mm	995.2mm	1012.3mm	1030.7mm	1047.8mm
Fork Offset/Rake	53mm	53mm	53mm	51mm	50mm	50mm	50mm
Trail	63.8mm mid/neutral	63.8mm mid/neutral	57.5mm mid/neutral	56.6mm mid/neutral	57.6mm mid/neutral	57.6mm mid/neutral	57.6mm mid/neutral
Mechanical Trail	60.1mm	60.2mm	54.6mm	53.8mm	54.8mm	54.8mm	54.8mm
Wheel Flop	20.1mm	20.1mm	17.3mm	16.6mm	16.9mm	16.9mm	16.9mm
Standover Height	686.1mm	711.4mm	747.4mm	784.5mm	821.7mm	844mm	867.9mm
Tire to Pedal Spindle	63.4mm 170 mm cranks	73.3mm 170 mm cranks	77.4mm 170 mm cranks	83.5mm 170 mm cranks	99.5mm 170 mm cranks	117mm 170 mm cranks	134mm 170 mm cranks
Pedal Spindle to Ground Clearance	92.5mm 170 mm cranks	92.5mm 170 mm cranks	92.5mm 170 mm cranks	95mm 170 mm cranks	95mm 170 mm cranks	97.5mm 170 mm cranks	97.5mm 170 mm cranks

	XXS	XS	S	M	L	XL	XXL
Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	28mm	28mm	28mm	28mm	28mm	28mm	28mm
Tire Width Max	34mm	34mm	34mm	34mm	34mm	34mm	34mm
Tire Outer Diameter	678mm	678mm	678mm	678mm	678mm	678mm	678mm
Bike Length with Tires	1653.1mm	1663.1mm	1667.3mm	1673.2mm	1690.3mm	1708.7mm	1725.8mm
Handlebar Width	380mm	380mm	380mm	400mm	400mm	420mm	420mm
Stem Length	90mm	100mm	100mm	110mm	110mm	120mm	120mm
Stem Angle	10deg	10deg	10deg	10deg	10deg	10deg	10deg

Published Sizing Recommendations

Height

151 cm

161 cm

154 cm

164 cm

162 cm

170 cm

168 cm

176 cm

174 cm

181 cm

180 cm

187 cm

185 cm

195 cm

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

Endurance Road

Source:https://www.polygonbikes.com/2026-strattos-c7-di2-road-bike/

Suggest Bike Edit

2026 Polygon Bikes Strattos C Base

Geometry

Base Build

Published Sizing Recommendations

Stack and Reach vs. Category Trend