2026 BXT TRC-045 Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Carbon/Composite
Fork
Carbon/Composite
Features
Rim brake, Single-speed capable
Somewhat aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category

Geometry

49
51
54
57
Stack
481.5mm
486.3mm
500.6mm
519.7mm
Reach
387mm
404.8mm
422.9mm
440.8mm
Stack to Reach Ratio
1.24:1
1.2:1
1.18:1
1.18:1
Seat Tube Length, C-T
488mm
493mm
508mm
528mm
Top Tube Length, Effective/Horizontal HT Top
516mm
535mm
557mm
580mm
Top Tube Slope
0deg
0deg
0deg
0deg
Head Tube Angle
72.5deg
72.5deg
72.5deg
72.5deg
Seat Tube Angle
75deg
75deg
75deg
75deg
Head Tube Length
85mm
90mm
105mm
125mm
Bottom Bracket Drop
60mm
60mm
60mm
60mm
Bottom Bracket Height
279mm
279mm
279mm
279mm
Chainstay Length
380mm
380mm
380mm
380mm
Chainstay Length Horizontal
375.2mm
375.2mm
375.2mm
375.2mm
Front-Center
559.8mm
579mm
601.5mm
625.3mm
Front-Center Horizontal
556.6mm
575.9mm
598.5mm
622.4mm
Wheelbase
931.8mm
951.1mm
973.7mm
997.6mm
Fork Offset/Rake
35mm
35mm
35mm
35mm
Fork Length (On-Axis)
368mm
368mm
368mm
368mm
Trail
70.2mm
high
70.2mm
high
70.2mm
high
70.2mm
high
Mechanical Trail
66.9mm
66.9mm
66.9mm
66.9mm
Wheel Flop
20.1mm
20.1mm
20.1mm
20.1mm
Tire to Pedal Spindle
50.8mm
170 mm cranks
70mm
170 mm cranks
92.5mm
170 mm cranks
116.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
109mm
170 mm cranks
109mm
170 mm cranks
109mm
170 mm cranks
109mm
170 mm cranks

Base Build

49
51
54
57
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
28mm
28mm
28mm
28mm
Tire Width Max
28mm
28mm
28mm
28mm
Tire Outer Diameter
678mm
678mm
678mm
678mm
Bike Length with Tires
1609.8mm
1629.1mm
1651.7mm
1675.6mm
Stem Length
280mm
280mm
280mm
280mm

Published Sizing Recommendations

Height
165 cm
to
175 cm
175 cm
to
180 cm
180 cm
to

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
Track/Fixed-gear