UAC A/C Expansion Valve Rear For 1976-1978 GMC K25 Suburban

1976 GMC K25 Suburban Universal; with Factory Installed A/C; with Rear A/C; Position: Rear;. 1978 GMC K25 Suburban Universal; with Factory Installed A/C; with Rear A/C; Position: Rear;. 1977 GMC K25 Suburban Universal; with Factory Installed A/C; with Rear A/C; Position: Rear;.