2025 Wilier Triestina Jaroon Base

Design
Drop Bar, Rigid, non-suspension corrected
Frame
Aluminum
Fork
Carbon/Composite
Features
Disc brake
Somewhat aggressive 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

Geometry

XS
S
M
L
XL
Stack
548mm
567mm
587mm
606mm
626mm
Reach
384mm
392mm
401mm
409mm
417mm
Stack to Reach Ratio
1.43:1
1.45:1
1.46:1
1.48:1
1.5:1
Seat Tube Length, C-T
440mm
470mm
500mm
530mm
560mm
Top Tube Length, Effective/Horizontal HT Top
540mm
555mm
570mm
585mm
600mm
Top Tube Slope
13.9deg
12.5deg
11.2deg
9.9deg
8.7deg
Head Tube Angle
70deg
70deg
70deg
70deg
70deg
Seat Tube Angle
74deg
74deg
74deg
74deg
74deg
Head Tube Length
100mm
125mm
150mm
175mm
200mm
Bottom Bracket Drop
70mm
70mm
70mm
70mm
70mm
Bottom Bracket Height
281mm
281mm
281mm
281mm
281mm
Chainstay Length
440mm
440mm
440mm
440mm
440mm
Chainstay Length Horizontal
434.4mm
434.4mm
434.4mm
434.4mm
434.4mm
Front-Center
606.7mm
623.6mm
640.4mm
657.3mm
673.3mm
Front-Center Horizontal
602.6mm
619.6mm
636.6mm
653.6mm
669.6mm
Wheelbase
1037mm
1054mm
1071mm
1088mm
1104mm
Fork Offset/Rake
45mm
45mm
45mm
45mm
45mm
Trail
79.9mm
high
79.9mm
high
79.9mm
high
79.9mm
high
79.9mm
high
Mechanical Trail
75.1mm
75.1mm
75.1mm
75.1mm
75.1mm
Wheel Flop
25.7mm
25.7mm
25.7mm
25.7mm
25.7mm
Tire to Pedal Spindle
85.7mm
170 mm cranks
102.6mm
170 mm cranks
119.4mm
170 mm cranks
136.3mm
170 mm cranks
152.3mm
170 mm cranks
Pedal Spindle to Ground Clearance
111mm
170 mm cranks
111mm
170 mm cranks
111mm
170 mm cranks
111mm
170 mm cranks
111mm
170 mm cranks

Base Build

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
Tire Width
40mm
40mm
40mm
40mm
40mm
Tire Width Max
45mm
45mm
45mm
45mm
45mm
Tire Outer Diameter
702mm
702mm
702mm
702mm
702mm
Bike Length with Tires
1739mm
1756mm
1773mm
1790mm
1806mm

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXSSMLXL
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://www.wilier.com/en/bikes/gravel/jaroon