2022 GT Bicycles Grade power series

	SM	MD	LG	XL
Stack	550mm	577mm	603mm	630mm
Reach	385mm	405mm	425mm	445mm
Stack to Reach Ratio	1.43:1	1.42:1	1.42:1	1.42:1
Seat Tube Length, C-T	458mm	505mm	553mm	600mm
Top Tube Length, Effective/Horizontal HT Top	545mm	562mm	581mm	601mm
Top Tube Length, Actual C-C	523mm	542mm	562mm	585mm
Top Tube Slope	12.2deg	9.7deg	7.2deg	5.2deg
Head Tube Angle	70deg	71deg	71deg	71deg
Seat Tube Angle	73deg	73deg	73deg	73deg
Head Tube Length	124mm	150mm	183mm	214mm
Bottom Bracket Drop	75mm	75mm	75mm	75mm
Bottom Bracket Height	278mm	278mm	278mm	278mm
Chainstay Length	455mm	455mm	455mm	455mm
Chainstay Length Horizontal	448.8mm	448.8mm	448.8mm	448.8mm
Front-Center	617mm	621mm	641mm	662mm
Front-Center Horizontal	613.2mm	616.2mm	637.2mm	658.2mm
Wheelbase	1062mm	1065mm	1086mm	1107mm
Fork Offset/Rake	55mm	55mm	55mm	55mm
Trail	70mm high	63.4mm mid/neutral	63.4mm mid/neutral	63.4mm mid/neutral
Mechanical Trail	65.7mm	59.9mm	59.9mm	59.9mm
Wheel Flop	22.5mm	19.5mm	19.5mm	19.5mm
Standover Height	741mm	782mm	822mm	862mm
Tire to Pedal Spindle	94mm 170 mm cranks	98mm 170 mm cranks	118mm 170 mm cranks	139mm 170 mm cranks
Pedal Spindle to Ground Clearance	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks	108mm 170 mm cranks

Published Sizing Recommendations

Height

5 ft 3 in

5 ft 8 in

5 ft 7 in

5 ft 11 in

6 ft 2 in

6 ft 5 in

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://eu.gtbicycles.com/collections/electric-gravel-bikes/products/egrade-bolt?variant=45862852755753#tab-geo