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10 Best rear main gasket sets of 2025

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  • Best Choice

    1

    LS Lower Gasket Set CS5975A CS9284 for GM V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevrolet GMC - Oil Pan Gasket, Front Timing Cover, Rear Main Seal & Valve Cover Gaskets Set
    DorceDwell

    LS Lower Gasket Set CS5975A CS9284 for GM V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevrolet GMC - Oil Pan Gasket, Front Timing Cover, Rear Main Seal & Valve Cover Gaskets Set

    9.8
    Exceptional
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  • Value for Money

    2

    DorceDwell LS Gasket Kit for GM LS V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L - Oil Pan Gasket, Gen III Valley Cover Gasket, Front Timing Cover Gasket & Rear Main Seal Gasket Set - CS5975A CS9284 12558178
    DorceDwell

    DorceDwell LS Gasket Kit for GM LS V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L - Oil Pan Gasket, Gen III Valley Cover Gasket, Front Timing Cover Gasket & Rear Main Seal Gasket Set - CS5975A CS9284 12558178

    9.6
    Exceptional

  • 3

    Oil Pan Gasket Set & Rear Main Seal Gasket Kit - OS32241 OS30693R 12612350 BS 40640 12639249 89060436 Compatible with GM LS V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevy GMC Cadillac Pontiac Saab Isuzu
    DorceDwell

    Oil Pan Gasket Set & Rear Main Seal Gasket Kit - OS32241 OS30693R 12612350 BS 40640 12639249 89060436 Compatible with GM LS V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevy GMC Cadillac Pontiac Saab Isuzu

    9.4
    Excellent

  • 4

    ORAEVY BS 40640 Rear Main Seal Gasket Set- Compatible with GM LS LS1 LS6 LS2 LS3 LQ9 LQ4 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra
    ORAEVY

    ORAEVY BS 40640 Rear Main Seal Gasket Set- Compatible with GM LS LS1 LS6 LS2 LS3 LQ9 LQ4 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra

    9.3
    Excellent

  • 5

    FEL-PRO BS 40634 Rear Main Seal Set
    Fel-Pro

    FEL-PRO BS 40634 Rear Main Seal Set

    9.2
    Excellent
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  • 6

    Lower Gasket Kit Fit for GM 4.8L 5.3L 6.0L 5.7L V8 Engines, Oil Pan Gasket, Gen III Valley Cover Gasket, Front Timing Cover Gasket & Rear Main Seal Gasket Set - CS5975A CS9284 12558178
    PROFOCON

    Lower Gasket Kit Fit for GM 4.8L 5.3L 6.0L 5.7L V8 Engines, Oil Pan Gasket, Gen III Valley Cover Gasket, Front Timing Cover Gasket & Rear Main Seal Gasket Set - CS5975A CS9284 12558178

    9.1
    Excellent

  • 7

    HiSport Rear Main Seal Gasket Set - Compatible with LS LS1 LS6 LS2 LS3 LQ9 LQ4 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra - Replace BS40640
    HiSport

    HiSport Rear Main Seal Gasket Set - Compatible with LS LS1 LS6 LS2 LS3 LQ9 LQ4 4.8L 5.3L 5.7L 6.0L 6.2L Chevy Silverado Suburban Tahoe Trailblazer GMC Sierra - Replace BS40640

    9.0
    Excellent

  • 8

    GoaMotors Rear Main Seal Set Oring Gasket Crankshaft Seal Fit for Chevrolet for GMC for Hummer for Pontiac LS LSX LS1 LQ4 LQ9 LS2 LS3 LS7 4.8L 5.3L 5.7L 6.0L, Replace BS40640
    GoaMotors

    GoaMotors Rear Main Seal Set Oring Gasket Crankshaft Seal Fit for Chevrolet for GMC for Hummer for Pontiac LS LSX LS1 LQ4 LQ9 LS2 LS3 LS7 4.8L 5.3L 5.7L 6.0L, Replace BS40640

    8.9
    Very Good

  • 9

    Rear Main Seal Cover Kit with Gasket Compatible with Chevrolet Corvette Camaro Silverado Tahoe GMC Buick Cadillac Hummer Isuzu Pontiac
    YHTAUTO

    Rear Main Seal Cover Kit with Gasket Compatible with Chevrolet Corvette Camaro Silverado Tahoe GMC Buick Cadillac Hummer Isuzu Pontiac

    8.6
    Very Good

  • 10

    LS Oil Pan Gasket & Front Timing Cover Gasket & Rear Main Seal Gasket - OS30693R TCS45993 BS40640 - Lower Gasket Set CS5975A CS9284 for GM V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevrolet GMC Cadillac
    DorceDwell

    LS Oil Pan Gasket & Front Timing Cover Gasket & Rear Main Seal Gasket - OS30693R TCS45993 BS40640 - Lower Gasket Set CS5975A CS9284 for GM V8 Engine 4.8L 5.3L 5.7L 6.0L 6.2L Chevrolet GMC Cadillac

    8.4
    Good