2025 MMR Bikes X-grip Base

	XS	S	M	L	XL
Stack	520mm	538mm	565mm	589mm	622mm
Reach	365mm	365mm	375mm	385mm	396mm
Stack to Reach Ratio	1.42:1	1.47:1	1.51:1	1.53:1	1.57:1
Seat Tube Length, C-T	450mm	490mm	530mm	560mm	600mm
Seat Tube Length, C-C	405mm	445mm	485mm	515mm	555mm
Top Tube Length, Effective/Horizontal Center	509mm	519mm	542mm	565mm	586mm
Top Tube Slope	10.1deg	7.6deg	6.2deg	5.6deg	4.8deg
Head Tube Angle	70.5deg	71deg	72deg	72deg	72deg
Seat Tube Angle	74.5deg	74deg	73.5deg	73deg	73deg
Head Tube Length	95mm	110mm	135mm	160mm	195mm
Bottom Bracket Drop	70mm	70mm	70mm	70mm	70mm
Bottom Bracket Height	281mm	281mm	281mm	281mm	281mm
Chainstay Length	430mm	430mm	430mm	430mm	430mm
Chainstay Length Horizontal	424.3mm	424.3mm	424.3mm	424.3mm	424.3mm
Front-Center	582mm	583mm	592.9mm	609.8mm	631.6mm
Front-Center Horizontal	577.7mm	578.7mm	588.7mm	605.7mm	627.7mm
Wheelbase	1002mm	1003mm	1013mm	1030mm	1052mm
Fork Offset/Rake	50.3mm	49.7mm	50.3mm	49.6mm	49.8mm
Trail	70.9mm high	68.3mm high	61.2mm mid/neutral	61.9mm mid/neutral	61.7mm mid/neutral
Mechanical Trail	66.9mm	64.6mm	58.2mm	58.9mm	58.7mm
Wheel Flop	22.3mm	21mm	18mm	18.2mm	18.1mm
Tire to Pedal Spindle	61mm 170 mm cranks	62mm 170 mm cranks	71.9mm 170 mm cranks	88.8mm 170 mm cranks	110.6mm 170 mm cranks
Pedal Spindle to Ground Clearance	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks	111mm 170 mm cranks

Published Sizing Recommendations

Height

12 ft 11 in

13 ft 4 in

14 ft 1 in

14 ft 7 in

15 ft 3 in

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://mmrbikes.com/en/products/new-x-grip-dune?variant=55361348239734