Four Seasons 3180R A/C Compressor Kit - Front and Rear

Four Seasons PAC-Kit w/ Reman Compressor 3180R

Four Seasons 3180R is an A/C compressor kit for select 1985-1986 GMC trucks and SUVs with an A6 compressor setup. This PAC-Kit w/ Reman Compressor is built for front and rear applications on GMC C1500 Suburban, C2500 Suburban, K1500 Suburban, K2500 Suburban, and Jimmy models listed below.

Key Features

• Part number: 3180R
• Brand line: PAC-Kit w/ Reman Compressor
• Category: HVAC A/C clutch and compressor
• Includes remanufactured compressor application for listed GMC vehicles
• Fitment notes call out A6 compressor configurations, 5.12 inch pulley diameter, metric threads, and single-groove pulley where specified
• Fits front and rear positions on the listed vehicles

Fitment Details

• Fits 1986 GMC C1500 Suburban, front and rear. Notes: w/ A6 Compressor; Compressor w/ 5.12" Dia. Pulley; Compressor w/ Metric Threads; Compressor w/ Single Groove Pulley; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1986 GMC C2500 Suburban, front and rear. Notes: w/ A6 Compressor; Compressor w/ 5.12" Dia. Pulley; Compressor w/ Metric Threads; Compressor w/ Single Groove Pulley; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1986 GMC Jimmy, front and rear. Notes: w/ A6 Compressor; Compressor w/ 5.12" Dia. Pulley; Compressor w/ Metric Threads; Compressor w/ Single Groove Pulley; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1985 GMC C1500 Suburban, front and rear. Notes: w/ A6 Compressor; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1985 GMC C2500 Suburban, front and rear. Notes: w/ A6 Compressor; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1985 GMC Jimmy, front and rear. Notes: w/ A6 Compressor; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1985 GMC K1500 Suburban, front and rear. Notes: w/ A6 Compressor; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).
• Fits 1985 GMC K2500 Suburban, front and rear. Notes: w/ A6 Compressor; 57096 (Reman Compressor), 33183 (Accum), 38623 (Orifice), 38683 (Exp Valve), 69991 (Flush Qty.2), 59003 (Oil Qty.2).

What This Kit Helps Address

• Weak or inoperative cabin cooling on GMC C1500 Suburban, C2500 Suburban, Jimmy, K1500 Suburban, and K2500 Suburban models
• Compressor noise, seizure, or poor belt-driven A/C operation
• System performance issues tied to worn compressor-related components
• Service needs on A6 compressor-equipped front and rear HVAC applications

Installation Notes

Verify the vehicle’s compressor style, pulley diameter, thread type, and groove count against the fitment notes before installation. For the 1986 applications, confirm the 5.12 inch pulley and metric-thread configuration. Follow proper A/C service procedures, including flushing and oil handling, to support a clean compressor replacement.

Quality Assurance

Four Seasons supplies HVAC replacement parts for automotive air conditioning service, and this PAC-Kit is cataloged for the exact GMC applications listed above. Part number 3180R is specified for 1985-1986 GMC truck and SUV fitments with the noted A6 compressor configurations.