Name: 2026 TWITTER Bikes Gravel G2 Base
Brand: TWITTER Bikes

	S	M	L	XL	XXL
Stack	564mm	576mm	600mm	619mm	633mm
Reach	373mm	380mm	382mm	391mm	401mm
Stack to Reach Ratio	1.51:1	1.52:1	1.57:1	1.58:1	1.58:1
Seat Tube Length, Unknown	450mm	480mm	510mm	540mm	570mm
Top Tube Length, Effective/Horizontal Unknown	535mm	551mm	566mm	581mm	595mm
Top Tube Slope	14.8deg	12.6deg	11.9deg	10.6deg	8.8deg
Head Tube Angle	71.8deg	72.5deg	72.5deg	72.5deg	72.5deg
Seat Tube Angle	74deg	73.5deg	73deg	73deg	73deg
Head Tube Length	140mm	150mm	175mm	195mm	205mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	291mm	291mm	291mm	291mm	291mm
Chainstay Length	440mm	440mm	440mm	440mm	440mm
Chainstay Length Horizontal	434.4mm	434.4mm	434.4mm	434.4mm	434.4mm
Front-Center	587mm	591mm	600mm	615mm	629mm
Front-Center Horizontal	582.6mm	586.6mm	596.6mm	611.6mm	625.6mm
Wheelbase	1017mm	1021mm	1031mm	1046mm	1060mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm
Fork Length, Unknown	395mm	395mm	395mm	395mm	395mm
Trail	71.3mm high	66.6mm high	66.6mm high	66.6mm high	66.6mm high
Mechanical Trail	67.8mm	63.6mm	63.6mm	63.6mm	63.6mm
Wheel Flop	21.2mm	19.1mm	19.1mm	19.1mm	19.1mm
Standover Height	729mm	755mm	784mm	811mm	839mm
Tire to Pedal Spindle	56mm 170 mm cranks	60mm 170 mm cranks	69mm 170 mm cranks	84mm 170 mm cranks	98mm 170 mm cranks
Pedal Spindle to Ground Clearance	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks	121mm 170 mm cranks

Published Sizing Recommendations

Height

155 cm

170 cm

180 cm

175 cm

185 cm

180 cm

195 cm

210 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.

Category Trend

Source:https://www.twittercycles.com/products/gravel-G2max%20-hybrid-gravel-bike.html

2026 TWITTER Bikes Gravel G2 Base