2026 Tiris CRF 01 Base

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

Geometry

M
L
Stack
567mm
585mm
Reach
392mm
406mm
Stack to Reach Ratio
1.45:1
1.44:1
Seat Tube Length, C-T
535mm
565mm
Top Tube Length, Effective/Horizontal Center
565mm
585mm
Top Tube Slope
5.6deg
4.5deg
Head Tube Angle
72deg
73deg
Seat Tube Angle
74deg
73deg
Head Tube Length
120mm
135mm
Bottom Bracket Drop
73mm
73mm
Bottom Bracket Height
294mm
294mm
Chainstay Length
445mm
445mm
Chainstay Length Horizontal
439mm
439mm
Front-Center
614.4mm
624.3mm
Front-Center Horizontal
610mm
620mm
Wheelbase
1049mm
1059mm
Fork Offset/Rake
50mm
50mm
Fork Length (On-Axis)
415mm
415mm
Trail
66.7mm
high
59.9mm
mid/​neutral
Mechanical Trail
63.4mm
57.3mm
Wheel Flop
19.6mm
16.8mm
Standover Height
810mm
825mm
Tire to Pedal Spindle
77.4mm
170 mm cranks
87.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
124mm
170 mm cranks
124mm
170 mm cranks

Base Build

M
L
Wheel Size
700C/29 in
622 mm BSD
700C/29 in
622 mm BSD
Tire Width
56mm
56mm
Tire Width Max
56mm
56mm
Tire Outer Diameter
734mm
734mm
Bike Length with Tires
1783mm
1793mm

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