2025 T-Lab Bikes X3 Gravel 700c

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Titanium
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
Somewhat aggressive stack and reachvs category
Very aggressive stack and reachvs category

Geometry

XXS
XS
S
M
L
XL
Stack
524mm
545mm
565mm
585mm
604mm
623mm
Reach
356mm
366mm
377mm
389mm
407mm
422mm
Stack to Reach Ratio
1.47:1
1.49:1
1.5:1
1.5:1
1.48:1
1.48:1
Seat Tube Length, C-TTT
450mm
470mm
500mm
530mm
560mm
580mm
Top Tube Length, Effective/Horizontal Center
505mm
519mm
536mm
554mm
578mm
598mm
Top Tube Slope
8.5deg
8.5deg
7.2deg
6deg
4.8deg
4.6deg
Head Tube Angle
70.54deg
71deg
71.25deg
71.5deg
71.5deg
71.5deg
Seat Tube Angle
74deg
73.5deg
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
100mm
120mm
140mm
160mm
180mm
200mm
Bottom Bracket Drop
76mm
76mm
76mm
76mm
76mm
76mm
Bottom Bracket Height
275mm
275mm
275mm
275mm
275mm
275mm
Chainstay Length
428mm
428mm
428mm
428mm
428mm
428mm
Chainstay Length Horizontal
421.2mm
421.2mm
421.2mm
421.2mm
421.2mm
421.2mm
Front-Center
573mm
586mm
601mm
617mm
641mm
662mm
Front-Center Horizontal
574.8mm
587.8mm
602.8mm
618.8mm
643.8mm
663.8mm
Wheelbase
996mm
1009mm
1024mm
1040mm
1065mm
1085mm
Fork Offset/Rake
50mm
50mm
50mm
50mm
50mm
50mm
Trail
71mm
high
68mm
high
66.4mm
high
64.7mm
mid/​neutral
64.7mm
mid/​neutral
64.7mm
mid/​neutral
Mechanical Trail
66.9mm
64.3mm
62.8mm
61.4mm
61.4mm
61.4mm
Wheel Flop
22.3mm
20.9mm
20.2mm
19.5mm
19.5mm
19.5mm
Standover Height
721mm
739mm
765mm
793mm
819mm
836mm
Tire to Pedal Spindle
52mm
170 mm cranks
65mm
170 mm cranks
80mm
170 mm cranks
96mm
170 mm cranks
120mm
170 mm cranks
141mm
170 mm cranks
Pedal Spindle to Ground Clearance
105mm
170 mm cranks
105mm
170 mm cranks
105mm
170 mm cranks
105mm
170 mm cranks
105mm
170 mm cranks
105mm
170 mm cranks

Gravel 700c Build

XXS
XS
S
M
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
40mm
40mm
40mm
40mm
40mm
40mm
Tire Outer Diameter
702mm
702mm
702mm
702mm
702mm
702mm
Bike Length with Tires
1698mm
1711mm
1726mm
1742mm
1767mm
1787mm

Published Sizing Recommendations

Height
5 ft 0 in
to
5 ft 4 in
5 ft 4 in
to
5 ft 6 in
5 ft 6 in
to
5 ft 8 in
5 ft 10 in
to
6 ft 0 in
6 ft 2 in
to
6 ft 4 in
6 ft 4 in
to
6 ft 6 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
All-road/Gravel
Source:https://t-lab-bikes.com/en-ca/bikes/x3#bike-specs