![PN MR2045UL DIFFERENTIAL SHAFT, (ultra light) Aluminum](http://nexxracingusa.com/cdn/shop/products/pnmr2045uldiffshaft_{width}x.jpg?v=1643156295)
PN Racing's Replacement/optional Aluminum ultra light (1.29grams) for the V2 PN MR2048 Ultra light differential. This IS a VERY Popular axle shaft swap. Makes as much as 3 tenths difference in track time! This diff shaft also fits many other brand differentials, with great results.