1991 GMC Jimmy Fan Clutch

Part Number: 3993-05367880

Notes: Engine Cooling Fan Clutch -- Clockwise (Standard) Rotation; Thermal Fan Clutch; Severe Duty

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367847

Notes: Engine Cooling Fan Clutch -- Clockwise (Standard) Rotation; Thermal Fan Clutch; Severe Duty; With 3.42 or Lower Rear Axle Ratio

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367847

Notes: Engine Cooling Fan Clutch -- Clockwise (Standard) Rotation; Thermal Fan Clutch; Severe Duty; With 3.73 or Higher Rear Axle Ratio

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367777

Notes: Engine Cooling Fan Clutch -- Clockwise (Standard) Rotation; Thermal Fan Clutch; With 3.42 or Lower Rear Axle Ratio; Heavy Duty

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367777

Notes: Engine Cooling Fan Clutch -- Clockwise (Standard) Rotation; Thermal Fan Clutch; With 3.73 or Higher Rear Axle Ratio; Heavy Duty

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367879

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Heavy Duty; With AC

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367878

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367871

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty; With 3.42 or Lower Rear Axle Ratio; With AC

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367871

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty; With 3.73 or Higher Rear Axle Ratio

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367871

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; Severe Duty; With AC

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367879

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; With 3.42 or Lower Rear Axle Ratio; Heavy Duty; With AC

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367879

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Counter Clockwise (Reverse) Rotation; With 3.73 or Higher Rear Axle Ratio; Heavy Duty

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05367876

Notes: Engine Cooling Fan Clutch -- Thermal Fan Clutch; Standard Duty; Counter Clockwise (Reverse) Rotation; With 3.08 or 3.42 Rear Axle Ratio; Without AC

Features:

• Manufactured to meet or exceed OEM specifications.

Part Number: 3993-05042348

Notes: Fan Clutch -- Reverse Rotation; Heavy Duty Thermal Fan Clutch; With 3.42 Or Lower Rear Axle Ratio, Fan Mounting Holes are 10mm.; With AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042364

Notes: Fan Clutch -- Reverse Rotation; Optional Duty Thermal Fan Clutch; With 3.42 Or Lower Rear Axle Ratio, Fan Mounting Holes are 10mm.; With AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042348

Notes: Fan Clutch -- Reverse Rotation; Optional Heavy Duty Thermal Fan Clutch; With 3.73 Or Higher Rear Axle Ratio, Fan Mounting Holes are 10mm.

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042365

Notes: Fan Clutch -- Reverse Rotation; Severe Duty Thermal Fan Clutch; Fan Mounting Holes are 10mm

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042364

Notes: Fan Clutch -- Reverse Rotation; Severe Duty Thermal Fan Clutch; With 3.73 Or Higher Rear Axle Ratio, Fan Mounting Holes are 10mm.

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042345

Notes: Fan Clutch -- Reverse Rotation; Standard Duty Thermal Fan Clutch; With 3.08 or 3.42 Rear Axle Ratio; Without AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05587473

Notes: Fan Clutch -- Standard Rotation; Heavy Duty Thermal Fan Clutch; For Applications Requiring Fan Clutch Height Less Than 3"; With 3.42 Or Lower Rear Axle Ratio, Fan Mounting Holes are 5/16"

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042354

Notes: Fan Clutch -- Standard Rotation; Heavy Duty Thermal Fan Clutch; Optional Heavy Duty Thermal Fan Clutch; OE Fan Clutch Height

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042374

Notes: Fan Clutch -- Standard Rotation; Non-Thermal Fan Clutch; Optional Non-Thermal Fan Clutch; Without AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05587473

Notes: Fan Clutch -- Standard Rotation; Optional Heavy Duty Thermal Fan Clutch; For Applications Requiring Fan Clutch Height Less Than 3"; With 3.73 Or Higher Rear Axle Ratio, Fan Mounting Holes are 5/16"

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05042376

Notes: Fan Clutch -- Standard Rotation; Severe Duty Thermal Fan Clutch; Fan Mounting Holes are 5/16"

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-07804538

Notes: Engine Cooling Fan Clutch -- excluding Diesel Engines; with Standard Cooling

Part Number: 3993-05401330

Notes: Engine Cooling Fan Clutch -- New; 3.73R (GT4), 4.10R (GT5), 4.56R (HC4), A/C - MANUAL CONTROLS (C60); EXCEPT HEAVY DUTY AUTOMATIC TRANSMISSION COOLER (5A6); CODE HS, GB, DE

Part Number: 3993-07516815

Notes: GM Original Equipment -- New; A/C - MANUAL CONTROLS (C60), PROVISION FOR HEAVY DUTY TRAILER EQUIPMENT (Z82); STAMPED DT

Part Number: 3993-07516815

Notes: GM Original Equipment -- New; A/C - MANUAL CONTROLS (C60); EXCEPT PROVISION FOR HEAVY DUTY TRAILER EQUIPMENT (Z82); CODE HT, AW

Part Number: 3993-07516815

Notes: GM Original Equipment -- New; EXCEPT A/C - MANUAL CONTROLS (C60), HEAVY DUTY RADIATOR & TRANSMISSION OIL COOLER (V02); STAMPED ABC

Part Number: 3993-07516815

Notes: GM Original Equipment -- New; HEAVY DUTY RADIATOR & TRANSMISSION OIL COOLER (V02); EXCEPT A/C - MANUAL CONTROLS (C60); CODE HT, AW

Part Number: 3993-05401942

Notes: Professional -- New; Reverse Rotation; Standard Duty Thermal Fan Clutch; With 3.08 or 3.42 Rear Axle Ratio; Without AC

Part Number: 3993-05981972

Notes: Engine Cooling Fan Clutch

Part Number: 3993-05982008

Notes: Engine Cooling Fan Clutch -- Code DE, GB, HS

Part Number: 3993-05982016

Notes: Engine Cooling Fan Clutch -- Code GG

Part Number: 3993-07479854

Notes: Engine Cooling Fan Clutch -- Code HK, HL

Part Number: 3993-05151639

Notes: Fan Clutch -- Reverse Rotation; Heavy Duty Thermal Fan Clutch; With 3.42 Or Lower Rear Axle Ratio, Fan Mounting Holes are 10mm.; With AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103950

Notes: Fan Clutch -- Reverse Rotation; Optional Duty Thermal Fan Clutch; With 3.42 Or Lower Rear Axle Ratio, Fan Mounting Holes are 10mm.; With AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05151639

Notes: Fan Clutch -- Reverse Rotation; Optional Heavy Duty Thermal Fan Clutch; With 3.73 Or Higher Rear Axle Ratio, Fan Mounting Holes are 10mm.

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103967

Notes: Fan Clutch -- Reverse Rotation; Severe Duty Thermal Fan Clutch; Fan Mounting Holes are 10mm

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103950

Notes: Fan Clutch -- Reverse Rotation; Severe Duty Thermal Fan Clutch; With 3.73 Or Higher Rear Axle Ratio, Fan Mounting Holes are 10mm.

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103962

Notes: Fan Clutch -- Reverse Rotation; Standard Duty Thermal Fan Clutch; With 3.08 or 3.42 Rear Axle Ratio; Without AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103951

Notes: Fan Clutch -- Standard Rotation; Heavy Duty Thermal Fan Clutch; Optional Heavy Duty Thermal Fan Clutch; OE Fan Clutch Height

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05082145

Notes: Fan Clutch -- Standard Rotation; Non-Thermal Fan Clutch; Optional Non-Thermal Fan Clutch; Without AC

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05103972

Notes: Fan Clutch -- Standard Rotation; Severe Duty Thermal Fan Clutch; Fan Mounting Holes are 5/16"

Features:

• Designed, tested, and built by application
• OE performance, fit, and appearance
• Precision machined
• Out of box installation

Part Number: 3993-05330016

Notes: Engine Cooling Fan Clutch -- Heavy Duty

Features:

• Designed and assembled in the USA
• Designed to meet/exceed OE fit, form and function
• Leak Tested
• The fan clutch is an important part of the engine and A/C cooling systems. The fan clutch pulls air across the radiator and condenser to help remove heat. An improperly operating fan clutch will impact overall performance of the engine and A/C system.
• Durability tested on every new design

Part Number: 3993-05330017

Notes: Engine Cooling Fan Clutch -- With 4 Bolt Fan Clutch

Features:

• Designed and assembled in the USA
• The fan clutch is an important part of the engine and A/C cooling systems. The fan clutch pulls air across the radiator and condenser to help remove heat. An improperly operating fan clutch will impact overall performance of the engine and A/C system.
• Designed to meet/exceed OE fit, form and function
• Leak Tested
• Durability tested on every new design

Part Number: W0133-2429787

Notes: Severe Duty

Part Number: 3993-03619965

Notes: Engine Cooling Fan Clutch -- Standard Thermal; Fan Rotation CW

Features:

• Cools Only When Needed