Amazon.com: Well Auto POWER STEERING PUMP 2007-2013 Altima 4 Cyl 2.5L; 2002-2011 X-Trail QR25DE Made of OE NSK bearing and viton seal. 21-5478 49110-JA02B, 49110-ZX01B, 49110JA000; 49110ZX01B : Automotive