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Part fits the following years:1971, 1972, 1973, 1974, 1975, 1976, 1977

1971-77 El Camino Clutch Driven Posi-Traction Units 10-Bolt, 8.5", 30-Spline

Part# CH27321


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SAVE: $46.96 Retail: $516.95

OPGI Price: $469.99


Part Type: (A) Aftermarket product, usually an enhancement product
Years: Sold As: EACH


Deliver power to both rear wheels

A superior quality posi unit at an affordable price

  • RETURNS: Discountinued part, no returns accepted.
  • NOTE1: 8.5" 10-bolt, 30-spline versions are heavy-duty upgrades.
  • NOTE2: These high-performance items are not eligible for any further discounts or promotional pricing.

You can deliver power to both rear wheels with a clutch driven Posi-Traction unit. Available for 10-bolt and 12-bolt applications, each unit is manufactured in the USA utilizing OE specifications. Heavy-duty versions are also available to accept axles with various spline counts. Each posi-traction unit comes backed by a one-year manufacturer’s warranty.

Make & ModelYear RangeApplication Details
Chevrolet Chevelle1971-1977 10-Bolt, 8.5", 30-Spline
Chevrolet El Camino1971-1977 10-Bolt, 8.5", 30-Spline
Chevrolet Monte Carlo1971-1977 10-Bolt, 8.5", 30-Spline
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