2026 Mpi Gravel Bike RGL

	52	54	56
Stack	532mm	545mm	564mm
Reach	380mm	389mm	398mm
Stack to Reach Ratio	1.4:1	1.4:1	1.42:1
Seat Tube Length, C-T	438mm	464mm	485mm
Top Tube Length, Effective/Horizontal HT Top	538mm	553mm	574mm
Top Tube Slope	12.5deg	10.8deg	10.4deg
Head Tube Angle	70.8deg	71.3deg	71.4deg
Seat Tube Angle	75deg	74.5deg	73.8deg
Head Tube Length	110mm	125mm	140mm
Bottom Bracket Drop	68mm	68mm	68mm
Bottom Bracket Height	298mm	298mm	298mm
Chainstay Length	430mm	430mm	430mm
Chainstay Length Horizontal	424.6mm	424.6mm	424.6mm
Front-Center	604mm	616mm	631mm
Front-Center Horizontal	598.4mm	610.4mm	625.4mm
Wheelbase	1023mm	1035mm	1050mm
Fork Offset/Rake	56mm	56mm	56mm
Fork Length, Unknown	395mm	395mm	395mm
Trail	68.2mm high	64.8mm mid/neutral	64.1mm mid/neutral
Mechanical Trail	64.4mm	61.3mm	60.7mm
Wheel Flop	21.2mm	19.7mm	19.4mm
Standover Height	758mm	775mm	789mm
Tire to Pedal Spindle	73mm 165 mm cranks	80mm 170 mm cranks	90mm 175 mm cranks
Pedal Spindle to Ground Clearance	133mm 165 mm cranks	128mm 170 mm cranks	123mm 175 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.

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Geometry