2025 Tout Terrain Ceres GT Carbon Fork

	S	S 49cm	M	M 53	L	L 57cm	XL	XL 61cm
Stack	559mm	559mm	578mm	578mm	599mm	599mm	618mm	618mm
Reach	380mm	380mm	389mm	389mm	397mm	397mm	405mm	411mm
Stack to Reach Ratio	1.47:1	1.47:1	1.49:1	1.49:1	1.51:1	1.51:1	1.53:1	1.5:1
Seat Tube Length, C-T	490mm	490mm	530mm	530mm	570mm	570mm	610mm	610mm
Seat Tube Length, C-C	—	430mm	—	470mm	—	510mm	—	550mm
Top Tube Length, Effective/Horizontal Center	—	540mm	—	560mm	—	580mm	—	600mm
Top Tube Length, Effective/Horizontal HT Top	540mm	—	560mm	—	580mm	—	600mm	—
Top Tube Slope	9.7deg	9.7deg	7.4deg	7.4deg	5.5deg	5.5deg	3.5deg	3.5deg
Head Tube Angle	71deg	71deg	71deg	71deg	71.5deg	71.5deg	71.5deg	71.5deg
Seat Tube Angle	74deg	74deg	73.5deg	73.5deg	73deg	73deg	72.5deg	72.5deg
Head Tube Length	115mm	115mm	135mm	135mm	155mm	155mm	175mm	175mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	285mm	289mm	285mm	289mm	285mm	289mm	285mm	289mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.3mm	424.3mm	424.3mm	424.3mm	424.3mm	424.3mm	424.3mm	424.3mm
Front-Center	599.8mm	599.7mm	615.7mm	615.3mm	625.7mm	625.3mm	639.6mm	645.6mm
Front-Center Horizontal	595.7mm	595.6mm	611.7mm	611.3mm	621.7mm	621.3mm	635.7mm	641.8mm
Wheelbase	1020mm	1019.9mm	1036mm	1035.6mm	1046mm	1045.6mm	1060mm	1066.1mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm	45mm	45mm
Fork Length, Unknown	407mm	407mm	407mm	407mm	407mm	407mm	407mm	407mm
Trail	74.6mm high	76mm high	74.6mm high	76mm high	71.3mm high	72.7mm high	71.3mm high	72.7mm high
Mechanical Trail	70.6mm	71.9mm	70.6mm	71.9mm	67.6mm	68.9mm	67.6mm	68.9mm
Wheel Flop	23mm	23.4mm	23mm	23.4mm	21.5mm	21.9mm	21.5mm	21.9mm
Standover Height	416mm	774mm	444mm	802mm	473mm	831mm	500mm	859mm
Tire to Pedal Spindle	74.8mm 170 mm cranks	68.2mm 172.5 mm cranks	90.7mm 170 mm cranks	83.8mm 172.5 mm cranks	100.7mm 170 mm cranks	93.8mm 172.5 mm cranks	114.6mm 170 mm cranks	114.1mm 172.5 mm cranks
Pedal Spindle to Ground Clearance	115mm 170 mm cranks	116.5mm 172.5 mm cranks	115mm 170 mm cranks	116.5mm 172.5 mm cranks	115mm 170 mm cranks	116.5mm 172.5 mm cranks	115mm 170 mm cranks	116.5mm 172.5 mm cranks

	S	S 49cm	M	M 53	L	L 57cm	XL	XL 61cm
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	700C/29 in 622 mm BSD
Tire Width	44mm	48mm	44mm	48mm	44mm	48mm	44mm	48mm
Tire Width Max	54mm	2.1in	54mm	2.1in	54mm	2.1in	54mm	2.1in
Tire Outer Diameter	710mm	718mm	710mm	718mm	710mm	718mm	710mm	718mm
Bike Length with Tires	1730mm	1737.9mm	1746mm	1753.6mm	1756mm	1763.6mm	1770mm	1784.1mm
Crank Length	—	172.5mm	—	172.5mm	—	172.5mm	—	172.5mm
Handlebar Width	—	440mm	—	440mm	—	440mm	—	440mm
Stem Length	—	70mm	—	70mm	—	70mm	—	70mm
Stem Angle	—	6deg	—	6deg	—	6deg	—	6deg

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

Progressive Gravel

Source:https://tout-terrain.de/en/the-products/bicycles/x.over/ceres/11131/ceres-gt?c=271, https://tout-terrain.de/de/die-produkte/fahrraeder/x.over/ceres/11131/ceres-gt?c=270

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2025 Tout Terrain Ceres GT Carbon Fork

Geometry

Carbon Fork Build

Stack and Reach vs. Category Trend