2023 TanTan Cycling (Seraph) TT-X38 Base

	47	49	52	54	56	58
Stack	509mm	516mm	534mm	554mm	575mm	595mm
Reach	370mm	378mm	384mm	388mm	394mm	400mm
Stack to Reach Ratio	1.38:1	1.37:1	1.39:1	1.43:1	1.46:1	1.49:1
Seat Tube Length, C-T	470mm	490mm	520mm	540mm	560mm	580mm
Top Tube Length, Effective/Horizontal Center	511mm	521mm	537mm	551mm	566mm	582mm
Top Tube Slope	6.5deg	4.9deg	3.7deg	3.8deg	4deg	4.1deg
Head Tube Angle	70.5deg	71deg	72deg	72.5deg	73deg	73.3deg
Seat Tube Angle	74.5deg	74.5deg	74deg	73.6deg	73.3deg	73deg
Head Tube Length	110mm	115mm	130mm	150mm	170mm	190mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	269mm	269mm	269mm	269mm	269mm	269mm
Chainstay Length	410mm	410mm	410mm	410mm	410mm	410mm
Chainstay Length Horizontal	404mm	404mm	404mm	404mm	404mm	404mm
Front-Center	578mm	583mm	586mm	592mm	600mm	609mm
Front-Center Horizontal	573.8mm	578.8mm	581.8mm	587.9mm	595.9mm	605mm
Wheelbase	977.7mm	982.8mm	985.8mm	991.8mm	999.9mm	1008.9mm
Fork Offset/Rake	45mm	45mm	45mm	45mm	45mm	45mm
Trail	72.3mm high	69.1mm high	62.8mm mid/neutral	59.7mm mid/neutral	56.6mm mid/neutral	54.7mm mid/neutral
Mechanical Trail	68.2mm	65.4mm	59.8mm	56.9mm	54.1mm	52.4mm
Wheel Flop	22.8mm	21.3mm	18.5mm	17.1mm	15.8mm	15.1mm
Tire to Pedal Spindle	69mm 170 mm cranks	74mm 170 mm cranks	77mm 170 mm cranks	83mm 170 mm cranks	91mm 170 mm cranks	100mm 170 mm cranks
Pedal Spindle to Ground Clearance	99mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks

	47	49	52	54	56	58
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
Tire Width	28mm	28mm	28mm	28mm	28mm	28mm
Tire Width Max	32mm	32mm	32mm	32mm	32mm	32mm
Tire Outer Diameter	678mm	678mm	678mm	678mm	678mm	678mm
Bike Length with Tires	1655.7mm	1660.8mm	1663.8mm	1669.8mm	1677.9mm	1686.9mm

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.

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Source:N/A

Geometry