2025 mentech Chermin R

	44	48	52	54	56	58	60
Stack	511.6mm	524.6mm	539mm	546.6mm	557.8mm	575mm	600.7mm
Reach	352.7mm	364.4mm	375.5mm	383.3mm	389.8mm	399.2mm	410.6mm
Stack to Reach Ratio	1.45:1	1.44:1	1.44:1	1.43:1	1.43:1	1.44:1	1.46:1
Seat Tube Length, C-T	440mm	460mm	485mm	510mm	530mm	555mm	590mm
Top Tube Length, Effective/Horizontal HT Top	485mm	505mm	525mm	540mm	555mm	575mm	600mm
Top Tube Slope	10.5deg	9.4deg	8.1deg	6.1deg	5.3deg	4.5deg	3.7deg
Head Tube Angle	71deg	72deg	73deg	73deg	73.5deg	73.5deg	74deg
Seat Tube Angle	75.5deg	75deg	74.5deg	74deg	73.5deg	73deg	72.5deg
Head Tube Length	100mm	110mm	130mm	140mm	150mm	170mm	195mm
Bottom Bracket Drop	74mm	74mm	74mm	72mm	72mm	70mm	70mm
Bottom Bracket Height	265mm	265mm	265mm	267mm	267mm	269mm	269mm
Chainstay Length	406mm	406mm	406mm	406mm	406mm	408mm	408mm
Chainstay Length Horizontal	399.2mm	399.2mm	399.2mm	399.6mm	399.6mm	402mm	402mm
Front-Center	561.1mm	568.2mm	569.5mm	579.9mm	585.1mm	599.9mm	613.6mm
Front-Center Horizontal	556.2mm	563.4mm	564.7mm	575.4mm	580.6mm	595.8mm	609.6mm
Wheelbase	955.4mm	962.6mm	963.9mm	975mm	980.2mm	997.7mm	1011.5mm
Fork Offset/Rake	50mm	50mm	45mm	45mm	45mm	45mm	45mm
Fork Length (Axle-To-Crown)	380mm	380mm	370mm	370mm	370mm	370mm	370mm
Trail	63.9mm mid/neutral	57.6mm mid/neutral	56.6mm mid/neutral	56.6mm mid/neutral	53.5mm mid/neutral	53.5mm mid/neutral	50.4mm mid/neutral
Mechanical Trail	60.4mm	54.8mm	54.1mm	54.1mm	51.3mm	51.3mm	48.4mm
Wheel Flop	19.7mm	16.9mm	15.8mm	15.8mm	14.6mm	14.6mm	13.4mm
Standover Height	727.5mm	742.3mm	767.9mm	787.5mm	803.7mm	824.8mm	860mm
Tire to Pedal Spindle	52.1mm 170 mm cranks	59.2mm 170 mm cranks	60.5mm 170 mm cranks	70.9mm 170 mm cranks	76.1mm 170 mm cranks	90.9mm 170 mm cranks	104.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	95mm 170 mm cranks	95mm 170 mm cranks	95mm 170 mm cranks	97mm 170 mm cranks	97mm 170 mm cranks	99mm 170 mm cranks	99mm 170 mm cranks

	44	48	52	54	56	58	60
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	700C/29 in 622 mm BSD
Tire Width	28mm	28mm	28mm	28mm	28mm	28mm	28mm
Tire Outer Diameter	678mm	678mm	678mm	678mm	678mm	678mm	678mm
Bike Length with Tires	1633.4mm	1640.6mm	1641.9mm	1653mm	1658.2mm	1675.7mm	1689.5mm

Published Sizing Recommendations

Height	156 cm to 162 cm	162 cm to 167 cm	167 cm to 172 cm	172 cm to 177 cm	177 cm to 182 cm	182 cm to 188 cm	188 cm to 195 cm
PBH	73 cm to 76 cm	75 cm to 78 cm	77 cm to 80 cm	79 cm to 82 cm	81 cm to 85 cm	84 cm to 89 cm	88 cm to 93 cm

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

Performance Road

Source:https://store.mentech.com/

Suggest Bike Edit

2025 mentech Chermin R

Geometry

R Build

Published Sizing Recommendations

Stack and Reach vs. Category Trend