REVERSIBLE TREAD PATTERN WITH A TREAD WEAR INDICATOR THAT CLEARLY SHOWS WHEN TO REVERSE THE TIRE ON THE TRIM: WHEN THE M DISAPPEARS THE TIRE CAN BE TURNED AROUND. MIRROR-IMAGE KNOBS PROVIDE EQUAL TRACTION IN BOTH DIRECTIONS. EXCELLENT TRACTION ON ANY TERRAIN THANKS TO OPTIMIZED KNOB ALIGNMENT .GOOD GRIP ON ASPHALT. DOT APPROVED FOR STREET USE. SPECIALLY FORMULATED RUBBER MIX PROMOTES IMPRESSIVE DURABILITY THAT RESISTS TEARING AND CHUNKING EVEN UNDER HARD USE. M SPEED RATING FOR MAXIMUM OF 80 MPH (130 KPH) ON THE HIGHWAY