3075637|Piston Ring Set for 2007 Chevrolet Silverado 2500 HD Classic 8.1L - PR3181XP19. Replace your original Piston Ring Set with this direct-fit unit for the 2007 Chevrolet Silverado 2500 HD Classic 8.1L. Trusted by mechanics and DIYers alike, it helps maintain optimal engine operation and performance.. 2007 Chevrolet Silverado 2500 HD Classic 8.1L Engine Piston Ring Set - PR3181XP19 Also fits the following vehicles: 2002 Chevrolet Avalanche 2500 8.1L Engine Piston Ring Set, 2003 Chevrolet Avalanche 2500 8.1L Engine Piston Ring Set, 2004 Chevrolet Avalanche 2500 8.1L Engine Piston Ring Set, 2005 Chevrolet Avalanche 2500 8.1L Engine Piston Ring Set, 2006 Chevrolet Avalanche 2500 8.1L Engine Piston Ring Set, 2001 Chevrolet C3500HD 8.1L Engine Piston Ring Set, 2002 Chevrolet C3500HD 8.1L Engine Piston Ring Set, 2001 Chevrolet Express 3500 8.1L Engine Piston Ring Set, 2002 Chevrolet Express 3500 8.1L Engine Piston Ring Set, 2007 Chevrolet Silverado 2500 HD Classic 8.1L Engine Piston Ring Set, 2001 Chevrolet Silverado 2500 HD 8.1L Engine Piston Ring Set, 2002 Chevrolet Silverado 2500 HD 8.1L Engine Piston Ring Set, 2003 Chevrolet Silverado 2500 HD 8.1L Engine Piston Ring Set, 2004 Chevrolet Silverado 2500 HD 8.1L Engine Piston Ring Set, 2005 Chevrolet Silverado 2500 HD 8.1L Engine Piston Ring Set