For 1988-1989 GMC R2500 Speedometer Transmitter Replacement AP 78587DYXP

For GMC R2500 Suburban Speedometer Transmitter Replacement AP 21353XRQG

For Chevrolet R2500 Suburban Speedometer Transmitter Replacement AP 56939VWCJ

Replacement AP 52MZ45S Speedometer Transmitter Fits 1988-1991 GMC V1500 Suburban

Replacement AP 27WJ73Z Speedometer Transmitter Fits 1988-1991 GMC V1500 Suburban

Replacement AP 39WT82Q Speedometer Transmitter Fits 1988-1991 GMC V2500 Suburban

For 1990-1991 GMC R2500 Suburban Speedometer Transmitter API 18651CWPD