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Champion Positraction Differential Additive


Champion Positraction Differential Additive

Part #:
40-376887-1
Replacement for OE #: 4285V
Availability: In Stock
Fitment: 1958 thru 1968
See applications below for exact details.
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(No Discount / Limited Discount)
Champion Brands
Shipping Note: This item can not be shipped by air.

Limited Slip Rearend Additive
$11.99 ea.


  • Higher Performance Than OE Additive
  • Modifies Clutch  Pack Friction To Surpass Original GM Requirements 
  • Eliminate Noise, Vibration and Harshness Associated With Limited Slip Differentials
  • Works With All Standard Clutch Plate Materials
  • 4  oz. Bottle
  • Cannot Ship By Air
  • Posi rearends require an additive to be mixed with the gear lube. This is used to mediate friction in the clutch plates. If you've ever forgotten this little 4 ounce bottle when changing out your gear dope, then  you know how absolutely necessary this posi additive really is! Rear tires will chirp when going around corrners and strange clunks and noises will come out of the rear of the car. Champion has this limited slip additive that surpasses OE requirements to protect sensitive clutch packs, quiet down your posi unit and offer the best friction protection possible.

    Make / Model Series Body Notes Year
    CHEVROLET IMPALA STANDARD 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967
    CHEVROLET BEL AIR STANDARD 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968
    CHEVROLET BISCAYNE STANDARD 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968
    CHEVROLET BISCAYNE FLEETMASTER 1960
    CHEVROLET IMPALA SS 1964, 1965, 1966, 1967
    CHEVROLET CAPRICE STANDARD 1966, 1967, 1968

     

    Combined Cancer/Birth Defect
    Prop 65 Warning

    WARNING This product can expose you to chemicals including Benzene which is known to the State of California to cause cancer on birth defects or other reproductive harm. for more information, visit www.P65Warnings.ca.gov.

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