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$1,924.99
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion

Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion

Grand National, Winters Quick Change, Winters V8 Quick Change, Rear Position, 4.12:1 Gear Ratio

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Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
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Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
Winters Performance 6-Bolt Quick Change Rear End, 4.12 Ring and Pinion
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Part # 8025070
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  • Ring and pinion has a 4.12:1 gear ratio
  • Has a 31-spline ultra-light aluminum spool
  • Seals are low drag and has 6-rib side bells
  • Housing is made from magnesium and overall width measures 60"
  • Kit includes Winters platinum Grand National hubs, bearings and seals

Details

Position:
Rear
Axle Type:
Full Floating
Differential Included:
Yes
Gear Ratio:
4.12:1
Axle Splines:
31
Bolt Pattern:
5 on 5"
Housing Material:
Magnesium
Sold in Quantity:
Kit
MFG. Part #:
Select Model to see
Bearings Included:
Yes
Seals Included:
Yes
Rotors Included:
Yes
Thread Pitch:
="5/8"-11"

Info

These lightweight 6 bolt rear ends come with a number of friction reducing options. These are thermal coated and constructed of steel.

  • 31-spline ultra-light aluminum spool
  • Sprint center magnesium case
  • 4.12 ring and pinion
  • Thermal coated
  • 6-rib side bells
  • Steel 3" tubes with Grand National ends
  • Low drag seals

Note: These rear-ends are 60" wide with pinion on center.

The complete rear-ends come with:

  • Bare rear listed above
  • Winter platinum 2-1/2" Grand National hubs, bearings and seals
  • Aluminum drive plates
  • 31-spline gun drilled axle
  • .810 brake rotors

Parts Diagram (PDF)

Some parts are not legal for use in California or other states with similar laws/regulations

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Videos & Articles
  • In this Tech Tip, John responds to a customer looking to upgrade the 8” stock differential in his Cougar to a 9” open diff.
  • A routine weekly maintenance checklist to perform between each race in order to keep a clean and efficient race car at the track.
  • We will show you the differences among traditional I-beam and tube axles and suspension designs used on hot rods; the differences between cross and traditional steering, measuring for springs, what spindles to choose, and much more.

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