OPGI.com works best with JavaScript enabled.

As seen on

  • Mecum Auctions Logo
  • Bitchin' Rides Logo

Prothane

Transmission Mount, Polyurethane, 1964-88 GM, 1-Bolt/2-Bolt Style

Part# : POLY220
Mfg#: 7-1604
Sold As: Each
Ship Size: Standard
$43.99
List Price: $48.95
You Save 10%

Color Variation

Due to variations in monitor settings, some colors on this page may appear slightly different from GM originals. In addition, due to color differences in the original GM dye lots, interior product colors may vary slightly.

Fits 1969–1972 Grand Prix View fitment for 16 models
Add To Wishlist 

Resistant to oil and grease ensuring a long life

Fits all transmissions with either 1-bolt or 2-bolt style (transmission-to-crossmember) mounts. Fits either manual or auto transmissions.

Notes

  • This item is not eligible for any further discounts or promotional pricing.

Find Item In These Catalogs

  • 2025 Chevelle, El Camino 64-77 279
  • 2025 Cutlass, F-85 & 442 61-77 181
  • 2025 Grand Prix 1962-77 157
  • 2025 GTO, LeMans & Tempest 195
  • 2025 Monte Carlo 70-77 142
  • 2025 Riviera 1963-76 74
  • 2025 Skylark, GS & GSX 61-72 158
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment

Year Make Model Application Details
1982 Buick Grand National  
1984–1987 Buick Grand National  
1978–1987 Buick Regal  
1963–1976 Buick Riviera  
1964–1972 Buick Skylark
1983–1987 Buick T-Type  
1964–1972 Chevrolet Chevelle  
1964–1972 Chevrolet El Camino  
1978–1987 Chevrolet El Camino  
1978–1983 Chevrolet Malibu  
1970–1972 Chevrolet Monte Carlo  
1978–1988 Chevrolet Monte Carlo  
1964–1972 Oldsmobile Cutlass  
1978–1987 Oldsmobile Cutlass  
1971–1976 Pontiac Bonneville Bonneville/Catalina
1982–1986 Pontiac Bonneville  
1971–1976 Pontiac Catalina Bonneville/Catalina
1969–1972 Pontiac Grand Prix  
1978–1987 Pontiac Grand Prix  
1964–1973 Pontiac GTO  
1964–1973 Pontiac LeMans  
1964–1970 Pontiac Tempest  
  • Headshot of OPGI Employee
    Have a Question? Chat with an Expert or Call 1‑800‑243‑8355
    Mon‑Fri 8:00‑4:30 PT Experts are currently offline
  • Low Prices. Price Match Guarantee
  • GM Automotive Experts. We know car parts
  • Guaranteed Fitment. 100% factory accurate
  • Superior Selection. Largest selection of in-stock parts

Customers Who Viewed This Item Also Viewed

Reviews (5)

UH OH! Product reviews didn't load.
Please reload the page, or unblock our review partner Yotpo.com.