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Home > GM 55-64 Car (55P)

GM 55-64 Car (55p) / Posi Unit / 17 Spline

Part Number 55P-30-390DN
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GM 55-64 Car (55p) / Posi Unit / 17 Spline
GM 55-64 Car (55p) / Posi Unit / 17 Spline
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Your Price:  
$450.00
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Optional Extra Items Carrier Bearings & Races [+$34.95]
LSD Posi Additive [+$10.00]
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Description
GM 55-64 Car (55p) / Posi Unit / 17 Spline
  • Limited slip clutch style posi unit
  • Fits 1955-1964 GM passenger car drop out / 3rd member
  • Compatible with 3.90 & numerically less gear ratios (3.08, 3.36, 3.55, 3.73, 3.90)
  • Nodular Iron Case w/ Forged 4130 Internals
  • High-Quality Composite Clutches
  • 100% Re-Buildable
  • Does not fit rear ends with c-clip axle shafts
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