2023 TanTan Cycling (Seraph) TT-X38 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Disc brake
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category
Average stack and reachvs category

Geometry

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

Base Build

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

Stack and Reach vs. Category Trend

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
Performance Road
Source:N/A