Silverback
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Siablo AL GRX

2024 Silverback Siablo AL GRX Base

Category
All-road/Gravel
Design
Drop Bar, Rigid, non-suspension corrected
XS
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S
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M
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L
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XL
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XXL
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Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category
Very aggressive stack and reachvs category

Geometry

XS
S
M
L
XL
XXL
Stack
527mm
546mm
565mm
584mm
602mm
621mm
Reach
414mm
416mm
418mm
420mm
422mm
424mm
Stack to Reach Ratio
1.27:1
1.31:1
1.35:1
1.39:1
1.43:1
1.46:1
Seat Tube Length, C-T
440mm
475mm
510mm
530mm
550mm
580mm
Top Tube Length, Actual C-C
570mm
578mm
585mm
593mm
600mm
608mm
Top Tube Slope
11deg
9.3deg
7.7deg
7.6deg
7.4deg
6.3deg
Head Tube Angle
70deg
70deg
70deg
70deg
70deg
70deg
Seat Tube Angle
73.5deg
73.5deg
73.5deg
73.5deg
73.5deg
73.5deg
Head Tube Length
100mm
120mm
140mm
160mm
180mm
200mm
Bottom Bracket Drop
56mm
56mm
56mm
56mm
56mm
56mm
Bottom Bracket Height
293mm
293mm
293mm
293mm
293mm
293mm
Chainstay Length
445mm
445mm
445mm
445mm
445mm
445mm
Chainstay Length Horizontal
441.5mm
441.5mm
441.5mm
441.5mm
441.5mm
441.5mm
Front-Center
629mm
637mm
646mm
654.9mm
663.9mm
672.9mm
Front-Center Horizontal
626.5mm
634.5mm
643.5mm
652.5mm
661.5mm
670.5mm
Wheelbase
1068mm
1076mm
1085mm
1094mm
1103mm
1112mm
Fork Offset/Rake
38.6mm
37.8mm
37.9mm
37.9mm
38.4mm
38.4mm
Trail
85.9mm
very high
86.8mm
very high
86.8mm
very high
86.7mm
very high
86.2mm
very high
86.1mm
very high
Mechanical Trail
80.7mm
81.6mm
81.5mm
81.4mm
81mm
80.9mm
Wheel Flop
27.6mm
27.9mm
27.9mm
27.9mm
27.7mm
27.7mm
Standover Height
725mm
754mm
783mm
802mm
822mm
847mm
Tire to Pedal Spindle
110mm
170 mm cranks
118mm
170 mm cranks
127mm
170 mm cranks
135.9mm
170 mm cranks
144.9mm
170 mm cranks
153.9mm
170 mm cranks
Pedal Spindle to Ground Clearance
123mm
170 mm cranks
123mm
170 mm cranks
123mm
170 mm cranks
123mm
170 mm cranks
123mm
170 mm cranks
123mm
170 mm cranks

Base Build

XS
S
M
L
XL
XXL
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
38mm
38mm
38mm
38mm
38mm
38mm
Tire Outer Diameter
698mm
698mm
698mm
698mm
698mm
698mm
Bike Length with Tires
1766mm
1774mm
1783mm
1792mm
1801mm
1810mm

Stack and Reach vs. Category Trend

Reach250mm300mm350mm400mm450mm500mmStack450mm500mm550mm600mm650mm700mmXSSMLXLXXL
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://silverbackbikes.de/products/siablo-alloy-grx#tab4-0
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