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Ultimate Disc FI

2024 Litespeed Bicycles Ultimate Disc FI Base

Category
Endurance Road
Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
Fork
Carbon/Composite
Features
Disc brake
XS
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Collection
I've Ridden
S
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M
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ML
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L
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XL
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Average stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Somewhat aggressive stack and reachvs category
Average stack and reachvs category

Geometry

XS
S
M
ML
L
XL
Stack
515mm
530mm
545mm
565mm
590mm
620mm
Reach
370mm
375mm
380mm
390mm
395mm
400mm
Stack to Reach Ratio
1.39:1
1.41:1
1.43:1
1.45:1
1.49:1
1.55:1
Seat Tube Length, C-T
455mm
475mm
495mm
515mm
535mm
555mm
Top Tube Length, Effective/Horizontal HT Top
515mm
525mm
540mm
560mm
575mm
590mm
Top Tube Slope
8.9deg
8.3deg
7.7deg
7.6deg
8.1deg
9deg
Head Tube Angle
72deg
72.5deg
73deg
73deg
73deg
73deg
Seat Tube Angle
74.5deg
74deg
73.5deg
73deg
73deg
73deg
Head Tube Length
101mm
115mm
129mm
150mm
176mm
207mm
Bottom Bracket Drop
71mm
71mm
71mm
71mm
71mm
68mm
Bottom Bracket Height
268mm
268mm
268mm
268mm
268mm
271mm
Chainstay Length
415mm
415mm
415mm
415mm
415mm
415mm
Chainstay Length Horizontal
408.9mm
408.9mm
408.9mm
408.9mm
408.9mm
409.4mm
Front-Center
566mm
571mm
576mm
592mm
605mm
619mm
Front-Center Horizontal
562.1mm
567.1mm
572.1mm
588.1mm
601.1mm
614.6mm
Wheelbase
971mm
976mm
981mm
997mm
1010mm
1024mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
45mm
Trail
62.8mm
mid/​neutral
59.7mm
mid/​neutral
56.6mm
mid/​neutral
56.6mm
mid/​neutral
56.6mm
mid/​neutral
56.6mm
mid/​neutral
Mechanical Trail
59.8mm
56.9mm
54.1mm
54.1mm
54.1mm
54.1mm
Wheel Flop
18.5mm
17.1mm
15.8mm
15.8mm
15.8mm
15.8mm
Standover Height
716mm
734mm
752mm
772mm
795mm
820mm
Tire to Pedal Spindle
57mm
170 mm cranks
62mm
170 mm cranks
64.5mm
172.5 mm cranks
80.5mm
172.5 mm cranks
91mm
175 mm cranks
105mm
175 mm cranks
Pedal Spindle to Ground Clearance
98mm
170 mm cranks
98mm
170 mm cranks
95.5mm
172.5 mm cranks
95.5mm
172.5 mm cranks
93mm
175 mm cranks
96mm
175 mm cranks

Base Build

XS
S
M
ML
L
XL
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
35mm
35mm
35mm
35mm
35mm
35mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
678mm
678mm
Bike Length with Tires
1649mm
1654mm
1659mm
1675mm
1688mm
1702mm
Crank Length
170mm
170mm
172.5mm
172.5mm
175mm
175mm
Stem Length
90mm
90mm
100mm
100mm
110mm
110mm

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXSSMMLLXL
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
Endurance Road
Source:https://litespeed.com/products/ultimate-disc-fi
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