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1981 GMC Radiator Coolant Hose Parts

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C1500 C1500 Suburban C2500 C2500 Suburban C3500 Caballero G1500 G2500 G3500 Jimmy K1500 K1500 Suburban K2500 K2500 Suburban K3500 P2500 P3500

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1981 GMC Caballero Radiator Coolant Hose - Lower 8 Cyl 5.0L Dayco

Cut to Fit
Curved Radiator Hose
Product Attributes:
- : 1.50
- Trunk Height: 16 1/2
- Color: Black
- Contains Heat Shield: N
- Centerline Length: 16.50
- End 1 Inside Diameter:
  - 1 1/2
  - 1.75
- Hose Type: Dual I.d. Hose
- SAE Specification: Sae J20r4 Class D-1, Sae J1684 Type Ec
- Contains Protective Sleeve: N
- Material: Epdm
- End 2 Inside Diameter: 1 3/4

This Part Fits the Following OEM/Substitute Numbers:

036, 064, 10001775, 15005693, 15072792, 20687, 24034L, 3231929, 328988, 345348, 360647, 3733157, 3970122, 410669, 415451, 467417, 497533, 551137...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1981 - GMC Caballero	V	-	Lower	8 Cyl 5.0L	305

7 In Stock

Limited-Time Offer

$32.30 USD

$38.76 USD


Brand	Dayco
Part #	D3570649
Condition	New
Warehouse	B

1981 GMC K1500 Radiator Coolant Hose - Lower 8 Cyl 5.7L Dayco

Curved Radiator Hose
Product Attributes:
- : 1.50
- Trunk Height: 18
- Color: Black
- Contains Heat Shield: N
- Centerline Length: 18
- End 1 Inside Diameter:
  - 1 1/2
  - 1.81
- Hose Type: Dual I.d. Hose
- SAE Specification: Sae J20r4 Class D-1, Sae J1684 Type Ec
- Contains Protective Sleeve: N
- Material: Epdm
- End 2 Inside Diameter: 1 13/16

This Part Fits the Following OEM/Substitute Numbers:

015, 14009334, 15734120, 15734121, 20843, 24053L, 337929, 375673, 471622, 526093, 546873, 60855, 6274066, 7581, BH1640, C0843, E70735, KM758...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1981 - GMC K1500	V	-	Lower	8 Cyl 5.7L	350

2 In Stock

Limited-Time Offer

$30.67 USD

$36.80 USD


Brand	Dayco
Part #	D3570735
Condition	New
Warehouse	B

1981 GMC P3500 Radiator Coolant Hose - Lower 8 Cyl 5.7L Dayco

w/o Motor Home Chassis
Curved Radiator Hose
Product Attributes:
- : 1.50
- Trunk Height: 18
- Color: Black
- Contains Heat Shield: N
- Centerline Length: 18
- End 1 Inside Diameter:
  - 1 1/2
  - 1.81
- Hose Type: Dual I.d. Hose
- SAE Specification: Sae J20r4 Class D-1, Sae J1684 Type Ec
- Contains Protective Sleeve: N
- Material: Epdm
- End 2 Inside Diameter: 1 13/16

Additional Fitment Information:

Vehicle	Block	CC	Position	Engine	CID
1981 - GMC P3500	V	-	Lower	8 Cyl 5.7L	350

2 In Stock

Limited-Time Offer

$30.67 USD

$36.80 USD


Brand	Dayco
Part #	D3570735
Condition	New
Warehouse	B

1981 GMC P3500 Radiator Coolant Hose - Lower 8 Cyl 5.7L Gates

Excludes Motor Home
Flexible Coolant Hose (Standard)
Product Attributes:
- Molded: No
- Centerline Length: 559
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm, Steel
- End 2 Inside Diameter:
  - 1.75
  - 44
Features:
- Improved sealing surface for greater leak resistance
- High flexibility for easy installation
- Maximum vehicle coverage with minimum inventory
- Resistant to heat, oil and ozone
- Rated for SAE 20R5 Class D-2 performance
- Temperature Range: up to +257 Deg. F (+125 Deg. C)
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Gates Vulco-Flex II coolant hose is a flexible, durable hose designed to bend in almost any direction. Engineered with improved sealing surface for greater leak resistance, this hose easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement.

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	CID
1981 - GMC P3500	V	-	Lower	GAS	8 Cyl 5.7L	350

3 In Stock

Limited-Time Offer

$38.99 USD

$46.79 USD


Brand	Gates
Part #	GRC25532
Condition	New
Warehouse	B

UPC: 072053066937

1981 GMC K2500 Radiator Coolant Hose - Lower 6 Cyl 4.8L Gates

W/O A.C.
Flexible Coolant Hose (Standard)
Product Attributes:
- Molded: No
- Centerline Length:
  - 20
  - 508
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm, Steel
- End 2 Inside Diameter:
  - 1.75
  - 44
Features:
- Improved sealing surface for greater leak resistance
- High flexibility for easy installation
- Maximum vehicle coverage with minimum inventory
- Resistant to heat, oil and ozone
- Rated for SAE 20R5 Class D-2 performance
- Temperature Range: up to +257 Deg. F (+125 Deg. C)
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Gates Vulco-Flex II coolant hose is a flexible, durable hose designed to bend in almost any direction. Engineered with improved sealing surface for greater leak resistance, this hose easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	CID
1981 - GMC K2500	L	-	Lower	GAS	6 Cyl 4.8L	292

4 In Stock

Limited-Time Offer

$40.02 USD

$48.02 USD


Brand	Gates
Part #	GRC25530
Condition	New
Warehouse	B

UPC: 072053066920

1981 GMC C1500 Suburban Radiator Coolant Hose - Lower 8 Cyl 5.7L Gates

Flexible Coolant Hose (Standard)
Product Attributes:
- Molded: No
- Centerline Length: 559
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm, Steel
- End 2 Inside Diameter:
  - 1.75
  - 44
Features:
- Improved sealing surface for greater leak resistance
- High flexibility for easy installation
- Maximum vehicle coverage with minimum inventory
- Resistant to heat, oil and ozone
- Rated for SAE 20R5 Class D-2 performance
- Temperature Range: up to +257 Deg. F (+125 Deg. C)
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Gates Vulco-Flex II coolant hose is a flexible, durable hose designed to bend in almost any direction. Engineered with improved sealing surface for greater leak resistance, this hose easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement.

This Part Fits the Following OEM/Substitute Numbers:

1035, 1222S, 1223, 1322, 142, 228850, 23277, 25532, 285065, 2910983, 31648, 360084, 3732564, 4949-101, 524221, 52423, 544, 6227...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	CID
1981 - GMC C1500 Suburban	V	-	Lower	GAS	8 Cyl 5.7L	350

3 In Stock

Limited-Time Offer

$38.99 USD

$46.79 USD


Brand	Gates
Part #	GRC25532
Condition	New
Warehouse	B

UPC: 072053066937

1981 GMC Caballero Radiator Coolant Hose - Lower 6 Cyl 3.8L Gates

Flexible Coolant Hose (Standard)
Product Attributes:
- Molded: No
- Centerline Length:
  - 30
  - 762
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm, Steel
- End 2 Inside Diameter:
  - 1.5
  - 38
Features:
- Improved sealing surface for greater leak resistance
- High flexibility for easy installation
- Maximum vehicle coverage with minimum inventory
- Resistant to heat, oil and ozone
- Rated for SAE 20R5 Class D-2 performance
- Temperature Range: up to +257 Deg. F (+125 Deg. C)
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Gates Vulco-Flex II coolant hose is a flexible, durable hose designed to bend in almost any direction. Engineered with improved sealing surface for greater leak resistance, this hose easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement.

This Part Fits the Following OEM/Substitute Numbers:

10-18399, 1039, 1228, 1230, 1318424, 1373026, 138, 15608, 23270, 23271, 25487, 31641, 360095, 3898555, 3898556, 4949-37, 52430, 550...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	Engine VIN	CID
1981 - GMC Caballero	V	3800	Lower	GAS	6 Cyl 3.8L	A	231

1 In Stock

Limited-Time Offer

$43.65 USD

$52.38 USD


Brand	Gates
Part #	GRC25487
Condition	New
Warehouse	B

UPC: 072053066869

1981 GMC C3500 Radiator Coolant Hose - Lower 8 Cyl 7.4L Gates

Flexible Coolant Hose (Standard)
Product Attributes:
- Molded: No
- Centerline Length:
  - 20
  - 508
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm, Steel
- End 2 Inside Diameter:
  - 1.75
  - 44
Features:
- Improved sealing surface for greater leak resistance
- High flexibility for easy installation
- Maximum vehicle coverage with minimum inventory
- Resistant to heat, oil and ozone
- Rated for SAE 20R5 Class D-2 performance
- Temperature Range: up to +257 Deg. F (+125 Deg. C)
- Note: Gates recommends replacing clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Gates Vulco-Flex II coolant hose is a flexible, durable hose designed to bend in almost any direction. Engineered with improved sealing surface for greater leak resistance, this hose easily replicates the angles and planes of a wide variety of expensive OE coolant hoses for quick, easy, and cost-effective replacement.
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.

This Part Fits the Following OEM/Substitute Numbers:

10-19033, 1031, 11531719925, 1164596, 1220-13, 1220S, 1244106, 129, 1318, 155467, 17021653, 23275, 2372481, 2372482, 2454481, 2493589, 25530, 2907353...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	CID
1981 - GMC C3500	V	-	Lower	GAS	8 Cyl 7.4L	454

4 In Stock

Limited-Time Offer

$40.02 USD

$48.02 USD


Brand	Gates
Part #	GRC25530
Condition	New
Warehouse	B

UPC: 072053066920

1981 GMC Caballero Radiator Coolant Hose - Lower 8 Cyl 5.0L Gates

Molded Coolant Hose
Product Attributes:
- Branch Quantity: 0
- Contains Spring: No
- Molded: Yes
- Centerline Length:
  - 18.2
  - 462
- End 1 Inside Diameter:
  - 1.5
  - 38
- Material: Epdm
- Modular: No
- End 2 Inside Diameter:
  - 1.75
  - 44
- Quick Connect Fitting Quantity: 0
Features:
- Specifically-engineered materials resist collapse under vacuum
- Engineered to resist electrochemical degradation, the leading cause of hose failure
- Pre-shaped to fit and to ensure perfectly sealed conditions
- EPDM tube
- synthetic fiber knit reinforcement
- heat-, ozone- and chemical coolant-resistant EPDM cover
- Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
- Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
- Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
- Caution: Do not use for fuel or oil transfer applications
Our Molded Coolant Hoses are manufactured to fit upper, lower, bypass, heater and other coolant applications with OEM-quality specifications, saving you time, money and energy from going to your OE dealer for radiator hose replacements. Gates' molded coolant hose line is the most comprehensive line on the replacement market.

This Part Fits the Following OEM/Substitute Numbers:

018, 036, 14-1804-0, 2036, 2042, 2043, 20687, 23123, 24034L, 360647, 360847, 363687, 3687, 3960122, 3970122, 406382, 408617, 410669...VIEW MORE

Additional Fitment Information:

Vehicle	Block	CC	Position	Fuel Type	Engine	CID
1981 - GMC Caballero	V	-	Lower	GAS	8 Cyl 5.0L	305

2 In Stock

Limited-Time Offer

$32.93 USD

$39.52 USD


Brand	Gates
Part #	GRC20687
Condition	New
Warehouse	B

UPC: 072053052411

1981 GMC C2500 Radiator Coolant Hose - Upper 8 Cyl 7.4L Dayco

Cut to Fit
Curved Radiator Hose
Product Attributes:
- : 1.25
- Trunk Height: 24
- Color: Black
- Contains Heat Shield: N
- Centerline Length: 24
- End 1 Inside Diameter:
  - 1 1/4
  - 1.50
- Hose Type: Dual I.d. Hose
- SAE Specification: Sae J20r4 Class D-1, Sae J1684 Type Ec
- Contains Protective Sleeve: N
- Material: Epdm
- End 2 Inside Diameter: 1 1/2