2023 CBT Italia Grak Base

	XXS	XS	S	M	L
Stack	544mm	548mm	562mm	581mm	604mm
Reach	360mm	370mm	379mm	388mm	397mm
Stack to Reach Ratio	1.51:1	1.48:1	1.48:1	1.5:1	1.52:1
Seat Tube Length, C-T	450mm	490mm	520mm	540mm	560mm
Top Tube Length, Effective/Horizontal HT Top	516mm	538mm	551mm	571mm	588mm
Top Tube Slope	13deg	8.8deg	7deg	6.8deg	7.1deg
Head Tube Angle	70deg	71deg	71deg	71deg	71deg
Seat Tube Angle	74deg	73deg	73deg	72.5deg	72.5deg
Head Tube Length	125mm	125mm	140mm	160mm	185mm
Bottom Bracket Drop	69mm	69mm	69mm	69mm	69mm
Bottom Bracket Height	282mm	282mm	282mm	282mm	282mm
Chainstay Length	435mm	435mm	435mm	435mm	435mm
Chainstay Length Horizontal	429.5mm	429.5mm	429.5mm	429.5mm	429.5mm
Front-Center	596mm	597mm	611mm	626mm	643mm
Front-Center Horizontal	591.5mm	593.5mm	606.5mm	622.5mm	639.5mm
Wheelbase	1021mm	1023mm	1036mm	1052mm	1069mm
Fork Offset/Rake	55mm	55mm	55mm	55mm	55mm
Fork Length (On-Axis)	400mm	400mm	400mm	400mm	400mm
Trail	69.2mm high	62.7mm mid/neutral	62.7mm mid/neutral	62.7mm mid/neutral	62.7mm mid/neutral
Mechanical Trail	65.1mm	59.3mm	59.3mm	59.3mm	59.3mm
Wheel Flop	22.3mm	19.3mm	19.3mm	19.3mm	19.3mm
Tire to Pedal Spindle	75mm 170 mm cranks	76mm 170 mm cranks	90mm 170 mm cranks	105mm 170 mm cranks	122mm 170 mm cranks
Pedal Spindle to Ground Clearance	112mm 170 mm cranks	112mm 170 mm cranks	112mm 170 mm cranks	112mm 170 mm cranks	112mm 170 mm cranks

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.

Category Trend

Source:https://www.cbtitalia.com/index.php?id=9948&backPID=9948&L=2&productID=23026&pid_product=9948&detail=

Geometry