Maxxis Rekon Race Tire - 29 x 2.25 Clincher Wire Dark Tan/BlackMaxxis Rekon Race Tire 29 x 2. 25 Clincher Wire Dark Tan Black. This semi slick tire borrows its tread design from the trail version of the Rekon but with smaller and shorter knobs. Use it as a rear tire paired with a more aggressive front tread or front and rear for short track racing. Semi slick XC race tire TECH SPECS Color Black Dark Tan Defined Color Black ISO Diameter 622 Road 29" ISO Width (mm) 57 Labeled Size 29 x 2. 25 TPI 60 Tire Bead Wire