Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 3.08 To 3.90 Ratio - Black Ops Auto Works
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Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 3.08 To 3.90 Ratio

YUKYDGGM12P-3-30-1
883584260110
Differentials
2 Units In Stock - Ships Next Business Day
$ 904.89
$ 904.89

SKU: YDGGM12P-3-30-1 | UPC: 883584260110

Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 3.08 To 3.90 Ratio

Yukon Dura Grip positraction limited slip differential delivers smooth aggressive traction for GM 12-bolt car applications with 30 spline axles and 3.08 to 3.90 gear ratios. Built for classic muscle cars like 1964-1973 Chevrolet Camaro Chevelle Impala El Camino Bel Air Biscayne Nova Pontiac Firebird GTO Buick Wildcat. Gain confident power delivery on street track or dirt with rebuildable design for lasting performance.

Key Features

  • Smooth Aggressive Traction – Delivers consistent grip across varied terrains without chatter
  • Rebuildable Construction – Fully serviceable design extends service life with available kits
  • Nodular Iron Case – High strength housing withstands heavy torque loads
  • Forged Chromoly Gears – 4320 steel spider gears resist wear and failure
  • Composite Clutches – Friction material provides reliable lockup and heat resistance
  • Direct Fit Design – Matches GM 12-bolt 8.875-inch ring gear carriers precisely

Specifications

Detail Value
Brand Yukon Gear & Axle
Type Clutch-Type Limited Slip Differential
Compatibility GM 12-Bolt Car 30 Spline 3.08-3.90 Ratio
MPN YDGGM12P-3-30-1
Axle Spline 30
Ring Gear Size 8.875 Inch
Weight 22 lbs
Shipping Dimensions 14 x 14 x 14 inches
Country of Origin USA
Warranty Limited Lifetime

Whats Included

  • Dura Grip positraction carrier assembly
  • Forged 4320 chromoly spider gears
  • Composite clutch pack
  • Cross pin and retainer bolt

Product Notes

  • Requires 30 spline axles and 3.08-3.90 gear ratios
  • Car series 12-bolt only not truck
  • Pre-assembled ready for direct installation
  • Service and rebuild kits sold separately

This Part Fits

Year Range Make Model Notes
1964-1969 Buick Wildcat Base
1965-1970 Buick Wildcat Custom
1965 Buick Wildcat Deluxe
1966 Buick Wildcat Gran Sport
1964-1972 Chevrolet Bel Air Base
1964-1972 Chevrolet Biscayne Base
1967-1972 Chevrolet Camaro Base
1967-1972 Chevrolet Camaro RS
1967-1972 Chevrolet Camaro SS
1967-1972 Chevrolet Camaro Z28
1966-1970 Chevrolet Caprice Base
1967-1968 Chevrolet Chevelle 300
1967-1969 Chevrolet Chevelle 300 Deluxe
1964-1968,1970-1972 Chevrolet Chevelle Base
1967-1972 Chevrolet Chevelle Concours
1969-1972 Chevrolet Chevelle Concours Estate
1965-1967,1973 Chevrolet Chevelle Deluxe
1969-1972 Chevrolet Chevelle Greenbrier
1968-1972 Chevrolet Chevelle Malibu
1968-1972 Chevrolet Chevelle Nomad
1964-1972 Chevrolet Chevelle SS
1964-1967 Chevrolet Chevy II Base
1964-1968 Chevrolet Chevy II Nova
1964-1967 Chevrolet Chevy II Nova SS
1965-1972 Chevrolet El Camino Base
1968-1972 Chevrolet El Camino Custom
1968-1972 Chevrolet El Camino SS
1964-1973 Chevrolet Impala Base
1964-1967 Chevrolet Impala SS
1970-1972 Chevrolet Monte Carlo Base
1969-1972 Chevrolet Nova Base
1969 Pontiac Firebird 350
1969 Pontiac Firebird 350 HO
1969 Pontiac Firebird 400
1969-1972 Pontiac Firebird Base
1970-1972 Pontiac Firebird Esprit
1970-1972 Pontiac Firebird Formula
1969 Pontiac Firebird Sprint
1969-1972 Pontiac Firebird Trans Am
1970-1972 Pontiac GTO Base
1970-1971 Pontiac GTO The Judge

Why Choose Yukon Gear?

  • Proven traction in racing and street applications
  • Durable components handle high horsepower
  • Rebuildable saves money over time
  • Precision engineering fits perfectly

Frequently Asked Questions

  • Q: What gear ratios does this Dura Grip fit?
  • A: Designed for 3.08 to 3.90 ratios in GM 12-bolt cars
  • Q: Is this unit rebuildable?
  • A: Yes fully rebuildable with Yukon service kits
  • Q: Does it fit 1967-1972 Camaro?
  • A: Yes fits Base RS SS Z/28 models with 30 spline axles

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock – ships same or next business day
  • Packaging: Secure heavy-duty box with foam inserts

Request For Information

Have questions about Yukon Gear Dura Grip Positraction For GM 12 Bolt Car w/ 30 Spline Axles / 3.08 To 3.90 Ratio? Fill out the form below and we'll get back to you by the next business day.
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