Brands Vehicles
Lowest Prices
Free Returns
Online Since 2009
JOIN GEARS TO SAVE 5%
Shop All Brands Shop All Vehicles

  2. Auto Parts
  3. Belts and Cooling
  4. Accessory Drive Belt System Components
  5. Drive Belt Idler Pulley
  6. Four Seasons 45978

Four Seasons 45978 Drive Belt Idler Pulley

Four Seasons 45978 Drive Belt Idler Pulley

Four Seasons
Brand:Four Seasons
Part Number: 45978
UPC: 00096361459786
Weight: 0.53 lbs
Condition:New



On Sale:

$19.77

Availability:
67 in Stock
Warehouse: US-7
Quantity:

Product Information

Description:

Get the Four Seasons 45978 Drive Belt Idler Pulley for your vehicle. Buy now and secure your purchase online!

Constructed to ensure OE quality and reliability

Made out of steel and thermoplastic which provides longer life and superior dampening

Made with high grade bearings that are created to withstand higher operating temperatures

Prevents belt slips which eliminates noise

Specifications:

Belt Type:
Serpentine
Belt Width:
15/16"
Description:
Idler / Tensioner Pulley
Groove:
6
Pulley Dia.:
5-3/16"
ACDelco #:
1520678
ACDelco #:
88919206
Autopart International #:
7145978
Car Care #:
IP78
Cool Air & Electric #:
PI259
Dayco #:
89013
Gates #:
38029
Genuine Air #:
709758
Gilmore Products #:
45872
Gilmore Products #:
606065
Goodyear #:
49040
Kool Klutch #:
131085
Motorcraft #:
YS150
Motorcraft #:
YS159
Motorcraft #:
YS323
Ready-Aire #:
1919
SCS/Frigette #:
236259
Spectra Premium #:
5978
Stant #:
55885
TAAP #:
18111
Universal Air Conditioner #:
IP1051
Visteon #:
800031
Country of Origin:
CN

Select a vehicle to narrow Four Seasons 45978 Drive Belt Idler Pulley fitment info!

Last Updated: 12/25/2023

Years Vehicle Per Vehicle Fit NotesFitment Notes

1992

 

1991

 

1990

 

1989

 

1988

 

1992

 

1991

 

1990

 

1989

 

1988

 
Chevrolet Camaro

5.0L V8 Gas OHV,
5.7L V8 Gas OHV
1
 
Pulley
 

Chevrolet Camaro



5.0L V8 Gas OHV,
5.7L V8 Gas OHV Pulley

1 Per Vehicle

1990

 

1990

 
Chevrolet S10

2.5L L4 Gas OHV
1
 
Drive Belt Tensioner Pulley
Pulley
 

Chevrolet S10



2.5L L4 Gas OHV Drive Belt Tensioner Pulley
Pulley

1 Per Vehicle

1987

 

1987

 
Ford Bronco

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford Bronco



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-150 Econoline

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
 

Ford E-150 Econoline



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley

1 Per Vehicle

1987

 

1987

 
Ford E-150 Econoline

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford E-150 Econoline



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-150 Econoline Club Wagon

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
 

Ford E-150 Econoline Club Wagon



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley

1 Per Vehicle

1987

 

1987

 
Ford E-150 Econoline Club Wagon

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford E-150 Econoline Club Wagon



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-250 Econoline

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
 

Ford E-250 Econoline



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley

1 Per Vehicle

1987

 

1987

 
Ford E-250 Econoline

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford E-250 Econoline



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-250 Econoline Club Wagon

5.8L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Pulley
 

Ford E-250 Econoline Club Wagon



5.8L V8 Gas OHV,
7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-350 Econoline

5.8L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Pulley
 

Ford E-350 Econoline



5.8L V8 Gas OHV,
7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1987

 

1989

 

1988

 

1987

 
Ford E-350 Econoline Club Wagon

5.8L V8 Gas OHV,
7.5L V8 Gas OHV
1
 
Pulley
 

Ford E-350 Econoline Club Wagon



5.8L V8 Gas OHV,
7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F Super Duty

7.5L V8 Gas OHV
1
 
Pulley
 

Ford F Super Duty



7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F-150

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
 

Ford F-150



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley

1 Per Vehicle

1987

 

1987

 
Ford F-150

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford F-150



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1987

 

1987

 
Ford F-150

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
Idler Pulley
 

Ford F-150



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley
Idler Pulley

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Ford F-250

7.5L V8 Gas OHV
1
 
Pulley
 

Ford F-250



7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F-250

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
 

Ford F-250



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F-250

7.5L V8 Gas OHV
1
 
Pulley
w/ Assemby No. ETA19A216-AA
 

Ford F-250



7.5L V8 Gas OHV Pulley
w/ Assemby No. ETA19A216-AA

1 Per Vehicle

1987

 

1987

 
Ford F-250

5.0L V8 Gas OHV
1
 
Pulley
w/o AC
 

Ford F-250



5.0L V8 Gas OHV Pulley
w/o AC

1 Per Vehicle

1987

 

1987

 
Ford F-250

5.0L V8 Gas OHV,
5.8L V8 Gas OHV
1
 
Pulley
Idler Pulley
 

Ford F-250



5.0L V8 Gas OHV,
5.8L V8 Gas OHV Pulley
Idler Pulley

1 Per Vehicle

1987

 

1987

 
Ford F-250

7.5L V8 Gas OHV
1
 
Pulley
w/ Assemby No. ETA19A216-AA
w/ Serpentine Belt
 

Ford F-250



7.5L V8 Gas OHV Pulley
w/ Assemby No. ETA19A216-AA
w/ Serpentine Belt

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Ford F-350

7.5L V8 Gas OHV
1
 
Pulley
 

Ford F-350



7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F-350

5.8L V8 Gas OHV
1
 
Pulley
 

Ford F-350



5.8L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F-350

7.5L V8 Gas OHV
1
 
Pulley
w/ Assemby No. ETA19A216-AA
 

Ford F-350



7.5L V8 Gas OHV Pulley
w/ Assemby No. ETA19A216-AA

1 Per Vehicle

1987

 

1987

 
Ford F-350

5.8L V8 Gas OHV
1
 
Pulley
Idler Pulley
 

Ford F-350



5.8L V8 Gas OHV Pulley
Idler Pulley

1 Per Vehicle

1987

 

1987

 
Ford F-350

7.5L V8 Gas OHV
1
 
Pulley
w/ Assemby No. ETA19A216-AA
w/ Serpentine Belt
 

Ford F-350



7.5L V8 Gas OHV Pulley
w/ Assemby No. ETA19A216-AA
w/ Serpentine Belt

1 Per Vehicle

1993

 

1992

 

1991

 

1990

 

1993

 

1992

 

1991

 

1990

 
Ford F53

7.5L V8 Gas OHV
1
 
Pulley
 

Ford F53



7.5L V8 Gas OHV Pulley

1 Per Vehicle

1989

 

1988

 

1989

 

1988

 
Ford F53

7.5L V8 Gas OHV
1
 
Pulley
w/ Assemby No. ETA19A216-AA
 

Ford F53



7.5L V8 Gas OHV Pulley
w/ Assemby No. ETA19A216-AA

1 Per Vehicle

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 

2000

 

1999

 

1998

 

1997

 

1996

 

1995

 

1994

 
Ford Mustang

3.8L V6 Gas OHV
1
 
Pulley
w/o AC
 

Ford Mustang



3.8L V6 Gas OHV Pulley
w/o AC

1 Per Vehicle

2004

 

2004

 
Mercury Mountaineer

4.0L V6 Flex SOHC,
4.0L V6 Gas SOHC
1
 
Pulley
 

Mercury Mountaineer



4.0L V6 Flex SOHC,
4.0L V6 Gas SOHC Pulley

1 Per Vehicle

1992

 

1991

 

1990

 

1989

 

1992

 

1991

 

1990

 

1989

 
Pontiac Firebird

5.0L V8 Gas OHV,
5.7L V8 Gas OHV
1
 
Pulley
 

Pontiac Firebird



5.0L V8 Gas OHV,
5.7L V8 Gas OHV Pulley

1 Per Vehicle