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1978 GMC G25

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1978 GMC G25 Dayco Parts

Choose your Engine for your 1978 GMC G25

6 Cyl 4.8L 8 Cyl 5.7L 8 Cyl 6.6L

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1978 GMC G25 Accessory Drive Belt - Fan and Alternator 8 Cyl 6.6L Dayco

Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1144.78
  - 45.07
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1130.30
  - 44.50
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

This Part Fits the Following OEM/Substitute Numbers:

10019362, 10024880, 10A1130, 11365, 11A1130, 123, 13-446, 13444, 13445, 14029081, 14049250, 14072732, 14076346, 14079250, 141-0463, 141-1008, 15-445, 15-452...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Fan and Alternator	8 Cyl 6.6L	400

1 In Stock

Limited-Time Offer

$30.99 USD

$37.19 USD


Brand	Dayco
Part #	D3515445
Condition	New
Warehouse	B

1978 GMC G25 Accessory Drive Belt - Fan and Alternator 8 Cyl 5.7L Dayco

w/A.C.
Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1144.78
  - 45.07
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1130.30
  - 44.50
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Fan and Alternator	8 Cyl 5.7L	350

1 In Stock

Limited-Time Offer

$30.99 USD

$37.19 USD


Brand	Dayco
Part #	D3515445
Condition	New
Warehouse	B

1978 GMC G25 Accessory Drive Belt - Fan and Alternator 8 Cyl 5.7L Dayco

w/o A.C.
Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1132.08
  - 44.57
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1117.60
  - 44
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

This Part Fits the Following OEM/Substitute Numbers:

10038288, 11A1120, 12339359-11, 1235759, 1254814, 128790A1, 13-440, 13441, 1359114, 14003977, 14087004, 14087506, 141-1040, 141-1279, 15-440, 15-444, 151529-R2, 15440...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Fan and Alternator	8 Cyl 5.7L	350

5 In Stock

Limited-Time Offer

$30.26 USD

$36.31 USD


Brand	Dayco
Part #	D3515440
Condition	New
Warehouse	B

1978 GMC G25 Accessory Drive Belt - Fan, Alternator and Air Pump 8 Cyl 6.6L Dayco

Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1233.68
  - 48.57
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1219.20
  - 48
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

This Part Fits the Following OEM/Substitute Numbers:

0650199-00, 10A1220, 11720-52H01, 11A1220, 13-482, 1324963, 13480, 13481, 1363479, 1363480, 14025595, 14029056, 14050449, 14085427, 1488828, 15-480, 15-485, 15480...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Fan, Alternator and Air Pump	8 Cyl 6.6L	400

1 In Stock

Limited-Time Offer

$30.29 USD

$36.35 USD


Brand	Dayco
Part #	D3515480
Condition	New
Warehouse	B

1978 GMC G25 Accessory Drive Belt - Fan, Alternator and Air Pump 8 Cyl 5.7L Dayco

w/A.C., H.D. Cool
Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1233.68
  - 48.57
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1219.20
  - 48
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Fan, Alternator and Air Pump	8 Cyl 5.7L	350

1 In Stock

Limited-Time Offer

$30.29 USD

$36.35 USD


Brand	Dayco
Part #	D3515480
Condition	New
Warehouse	B

1978 GMC G25 Radiator Coolant Hose - Upper 6 Cyl 4.8L Dayco

w/o P.S.
Flex Radiator Hose
Product Attributes:
- : 1.50
- End 1 Inside Diameter: 1.50

This Part Fits the Following OEM/Substitute Numbers:

1222, 141, 25482, 26418, 2955291, 31639, 444289-C1, 52422, 543, 6022, 622, 6M22, 81191, BH645, C6418, FF266, FH85, FM91...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	L	-	Upper	6 Cyl 4.8L	292

2 In Stock

Limited-Time Offer

$33.33 USD

$40.00 USD


Brand	Dayco
Part #	D3581191
Condition	New
Warehouse	B

1978 GMC G25 Accessory Drive Belt - Fan and Alternator 6 Cyl 4.8L Dayco

1978 GMC G25 Accessory Drive Belt - Fan and Alternator 6 Cyl 4.8L Dayco

w/A.C., H.D. Cool
Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 38.57
  - 979.68
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 38
  - 965.20
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

This Part Fits the Following OEM/Substitute Numbers:

01978-02W0001, 021-903-137A, 1.268.698, 1.288.475.4, 1.706.710, 1.706.711.4, 10A0965, 11720-69900, 11720-F2700, 11720-H7201, 11720-N9520, 11721-69900, 1174922, 11A0965, 1237098, 13-381, 13381, 14025234...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	L	-	Fan and Alternator	6 Cyl 4.8L	292


Brand	Dayco
Part #	15380
Condition	New
Warehouse	A

1978 GMC G25 Accessory Drive Belt - Fan and Alternator 6 Cyl 4.8L Dayco

w/o A.C., Std. Cool
Product Attributes:
- Top Width: .44
- Outside Circumference:
  - 1017.78
  - 40.07
- Color: Black
- Banded Belt: N
- Standards: Sae J636, Sae J637
- Effective Length:
  - 1003.30
  - 39.50
- Belt Construction: Bottom Cog
- Minimum Operating Temperature:
  - -35
  - -37.2
- Material: Synthetic Rubber Compound
- Maximum Operating Temperature:
  - 175
  - 79.4

This Part Fits the Following OEM/Substitute Numbers:

02-7022929, 04-00213, 04612727, 0779-18-38199, 1.179.480, 11502213, 11721-H7201, 11A1005, 1212, 13-395, 13-400, 13391, 13395, 14025275, 14062237, 141-1206, 14853-H7201, 14853-H9910...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	L	-	Fan and Alternator	6 Cyl 4.8L	292


Brand	Dayco
Part #	D3515395
Condition	New
Warehouse	B

1978 GMC G25 Radiator Coolant Hose - Upper 8 Cyl 5.7L Dayco

w/o A.C.
Flex Radiator Hose
Product Attributes:
- : 1.50
- Centerline Length: 30
- End 1 Inside Diameter: 1.50

This Part Fits the Following OEM/Substitute Numbers:

1230, 138, 25487, 26420, 31641, 52430, 550, 6030, 630, 6M30, 81221, BH648, C6420, E3TZ-8B274-B, FF311, FH91, FM85, KB300...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1978 - GMC G25	V	-	Upper	8 Cyl 5.7L	350


Brand	Dayco
Part #	D3581221
Condition	New
Warehouse	B

1978 GMC G25 Engine Water Pump 8 Cyl 5.7L Dayco

Standard Duty V-Belt Driven
Product Attributes:
- Water Pump Drive Type: V-belt
- Fan Clutch Included: No
- Mounting Hardware Included: No
- Thermostat And Housing Included: No
- Hub Hole Quantity: 4
- Impeller Rotation: Standard
- Includes Back Housing: No
- Pulley Included: No
- Mounting Hole Quantity: 7