Diamond Power Timing Chain kit works with Nissan Altima Frontier Rogue Sentra Xterra 2.5L L4 DOHC QR25DE Belt Warranty (25,000 Miles), Chain Warranty (38,000 Miles) (This product must be installed by a certified professional mechanic) Same day shipping when purchased before 3pm EST Our products are tested and meet or exceed OEM performance requirements Fits 01-06 Nissan Frontier 2-5L L4 DOHC 16V QR25DE Available Timing Chain Kits and Timing Belt Kits 2002-2006 Nissan Altima2.5L L4 DOHC 16V QR25DE 2002-2006 Nissan Sentra S/R 2.5L L4 DOHC 16V QR25DE 2001-2006 Nissan Frontier2.5L L4 DOHC 16V QR25DE 1 Timing Chain upper (cam chain 164 link) 1 Timing Balance Shaft Lower Chain 1 Crankshaft Sprocket (crank gear) 1 Camshaft Sprocket (cam gear) 1 Upper Tensioner 1 Balance Shaft Lower Tensioner 1 Upper Guide (short clip on rail; Rail-Top) 1 Straight Guide 1 Curved Guide