2020 Planet X Spitfire Base

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

Geometry

S/48cm
M/50cm
L/52
XL/54
Stack
531mm
547mm
568mm
577mm
Reach
377mm
382mm
396mm
401mm
Stack to Reach Ratio
1.41:1
1.43:1
1.43:1
1.44:1
Seat Tube Length, C-T
480mm
500mm
520mm
540mm
Top Tube Length, Effective/Horizontal HT Top
530mm
550mm
570mm
590mm
Top Tube Slope
7.8deg
7.4deg
7.4deg
6.3deg
Head Tube Angle
72deg
72.5deg
73deg
73deg
Seat Tube Angle
74deg
73deg
73deg
72.5deg
Head Tube Length
115mm
130mm
150mm
170mm
Bottom Bracket Drop
73mm
73mm
73mm
73mm
Bottom Bracket Height
263mm
263mm
263mm
263mm
Chainstay Length
408mm
411mm
412mm
413mm
Chainstay Length Horizontal
401.4mm
404.5mm
405.5mm
406.5mm
Front-Center
576mm
581mm
597mm
611mm
Front-Center Horizontal
571.6mm
576.5mm
592.5mm
606.5mm
Wheelbase
973mm
981mm
998mm
1013mm
Fork Offset/Rake
43mm
43mm
43mm
43mm
Fork Length, Unknown
370mm
370mm
370mm
370mm
Trail
64mm
mid/​neutral
60.9mm
mid/​neutral
57.8mm
mid/​neutral
57.8mm
mid/​neutral
Mechanical Trail
60.8mm
58mm
55.2mm
55.2mm
Wheel Flop
18.8mm
17.5mm
16.2mm
16.2mm
Tire to Pedal Spindle
70mm
170 mm cranks
75mm
170 mm cranks
91mm
170 mm cranks
105mm
170 mm cranks
Pedal Spindle to Ground Clearance
93mm
170 mm cranks
93mm
170 mm cranks
93mm
170 mm cranks
93mm
170 mm cranks

Base Build

S/48cm
M/50cm
L/52
XL/54
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
Tire Width
25mm
25mm
25mm
25mm
Tire Outer Diameter
672mm
672mm
672mm
672mm
Bike Length with Tires
1645mm
1653mm
1670mm
1685mm

Published Sizing Recommendations

Height
5 ft 5 in
to
5 ft 8 in
5 ft 7 in
to
5 ft 10 in
5 ft 9 in
to
6 ft 0 in
5 ft 11 in
to
6 ft 2 in

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:https://www.planetx.co.uk/i/q/CBPXSPITULTR8000/planet-x-spitfire-shimano-ultegra-titanium-road-bike