2025 Trek Bikes Checkmate SLR

	XS (49)	S (52)	M (54)	ML (56)	L (58)	XL (61)
Stack	525mm	540mm	560mm	584mm	608mm	633mm
Reach	380mm	385mm	392mm	399mm	404mm	409mm
Stack to Reach Ratio	1.38:1	1.4:1	1.43:1	1.46:1	1.5:1	1.55:1
Seat Tube Length, Unknown	373mm	414mm	455mm	500mm	537mm	583mm
Top Tube Length, Effective/Horizontal Unknown	532mm	540mm	555mm	570mm	581mm	592mm
Top Tube Slope	19deg	15.9deg	13.4deg	10.9deg	9.5deg	7.3deg
Head Tube Angle	71deg	71.3deg	71.5deg	71.7deg	72deg	72.4deg
Seat Tube Angle	73.9deg	73.9deg	73.7deg	73.5deg	73.6deg	73.7deg
Head Tube Length	91mm	106mm	126mm	150mm	174mm	199mm
Bottom Bracket Drop	80mm	80mm	80mm	80mm	80mm	80mm
Bottom Bracket Height	269mm	269mm	269mm	269mm	269mm	269mm
Chainstay Length	426mm	426mm	426mm	426mm	426mm	426mm
Chainstay Length Horizontal	418.4mm	418.4mm	418.4mm	418.4mm	418.4mm	418.4mm
Front-Center	590mm	598mm	608.9mm	621.8mm	631.7mm	640.6mm
Front-Center Horizontal	584.6mm	592.6mm	603.6mm	616.6mm	626.6mm	635.6mm
Wheelbase	1003mm	1011mm	1022mm	1035mm	1045mm	1054mm
Fork Offset/Rake	49mm	49mm	49mm	49mm	49mm	49mm
Trail	68.4mm high	66.4mm high	65.1mm high	63.8mm mid/neutral	61.9mm mid/neutral	59.3mm mid/neutral
Mechanical Trail	64.6mm	62.9mm	61.7mm	60.6mm	58.9mm	56.5mm
Wheel Flop	21mm	20.2mm	19.6mm	19mm	18.2mm	17.1mm
Standover Height	718mm	747mm	782mm	816mm	851mm	886mm
Tire to Pedal Spindle	76mm 165 mm cranks	84mm 165 mm cranks	89.9mm 170 mm cranks	100.3mm 172.5 mm cranks	110.2mm 172.5 mm cranks	116.6mm 175 mm cranks
Pedal Spindle to Ground Clearance	104mm 165 mm cranks	104mm 165 mm cranks	99mm 170 mm cranks	96.5mm 172.5 mm cranks	96.5mm 172.5 mm cranks	94mm 175 mm cranks

	XS (49)	S (52)	M (54)	ML (56)	L (58)	XL (61)
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 Width Max	45mm	45mm	45mm	45mm	45mm	45mm
Tire Outer Diameter	698mm	698mm	698mm	698mm	698mm	698mm
Bike Length with Tires	1701mm	1709mm	1720mm	1733mm	1743mm	1752mm
Crank Length	165mm	165mm	170mm	172.5mm	172.5mm	175mm
Handlebar Width	370mm	390mm	390mm	410mm	410mm	410mm
Stem Length	70mm	80mm	90mm	100mm	100mm	110mm

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.trekbikes.com/

Geometry