Name: Heater Matrix (Heat Exchanger) NISSENS 73964 OE Ref 861819121A
Brand: NISSENS
SKU: NISSENS-73964
Price: 44.00 GBP
Availability: InStock
Rating: 4.8 (578 reviews)

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Heater Matrix (Heat Exchanger) NISSENS 73964 OE Ref 861819121A NISSENS

Key Specification:

Cooling fins material: Aluminium
Core Depth [mm]: 42
Core Length [mm]: 210
Core Width [mm]: 138
EAN: 5707286235021

See Full Specification

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£ 44.00

£ 33.40 excl. VAT

In Stock

SKU:	NISSENS 73964
Brand	NISSENS

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Specification
Description
OEM Numbers
Compatibilities
Reviews

Cooling fins material

Aluminium

Core Depth [mm]

Core Length [mm]

210

Core Width [mm]

138

EAN

5707286235021

First Fit

NISSENS

Interior Heating

Notes

LHD & RHD

OEM Reference number

861819121

Radiator type

Mechanically jointed cooling fins

Supplementary Info

without pipe

Supplementary Info

T729R

Water Tank Material (radiator)

Plastic

Heater Matrix (Heat Exchanger) NISSENS 73964 OE Ref 861819121A

Heater Matrix (Heat Exchanger) OE Ref A – NISSENS – OEM 861819121

This Heater Matrix (Heat Exchanger) OE Ref A is supplied by NISSENS as a replacement for OEM reference 861819121. It is intended for use in selected AUDI, VW vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference 73964 and EAN EAN: 5707286235021, allowing accurate product identification and compatibility checks before installation. It is suitable for replacing worn, damaged, or non-functioning components where reliable operation is required.

without pipeT729R

Correct part selection is essential to ensure proper fitment. Please verify compatibility by matching the OEM reference number or using the vehicle registration lookup tool before ordering.

Vehicle Compatibility

Compatible with selected AUDI, VW models. Full compatibility details are available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Heating & Ventilation category.

Reference number(s) comparable with the original spare part number

AUDI 861819121 AUDI 861819121A AUDI 867.819.121 AUDI 867.819.121 A VW 861819121 VW 861819121A VW 867.819.121 VW 867.819.121 A

OE reference number(s) comparable with the original spare part number

AUDI

AUDI 50 (863) From 08/1974 to 07/1978

1.3 4WD 01/1977-07/1978, 43 kw, 1272 ccm, 58 PS, Hatchback, Petrol , ENG: HJ

1.1 4WD 08/1974-07/1977, 44 kw, 1093 ccm, 60 PS, Hatchback, Petrol , ENG: HC

1.3 4WD 08/1977-07/1978, 44 kw, 1272 ccm, 60 PS, Hatchback, Petrol , ENG: HH

0.8 4WD 01/1976-07/1978, 25 kw, 771 ccm, 34 PS, Hatchback, Petrol , ENG: HE

VW DERBY (86) From 02/1977 to 09/1981

1.3 4WD 02/1977-09/1981, 44 kw, 1272 ccm, 60 PS, Saloon, Petrol , ENG: HH

1.3 4WD 02/1977-09/1981, 43 kw, 1272 ccm, 58 PS, Saloon, Petrol , ENG: HJ

1.1 4WD 02/1977-09/1981, 37 kw, 1093 ccm, 50 PS, Saloon, Petrol , ENG: HB

VW DERBY (86C, 80) From 08/1981 to 12/1984

1.3 4WD 08/1981-07/1983, 44 kw, 1272 ccm, 60 PS, Saloon, Petrol , ENG: HH

1.1 4WD 10/1981-07/1983, 37 kw, 1093 ccm, 50 PS, Saloon, Petrol , ENG: HB

1.3 4WD 08/1983-12/1984, 37 kw, 1272 ccm, 50 PS, Saloon, Petrol , ENG: HW

1.3 4WD 08/1983-12/1984, 40 kw, 1272 ccm, 55 PS, Saloon, Petrol , ENG: HK

1.0 4WD 10/1981-12/1984, 29 kw, 1043 ccm, 40 PS, Saloon, Petrol , ENG: GL

1.3 4WD 09/1982-12/1984, 55 kw, 1272 ccm, 75 PS, Saloon, Petrol , ENG: GK

VW ILTIS (183) From 03/1979 to 12/1988

1.7 4WD 03/1979-12/1988, 55 kw, 1714 ccm, 75 PS, Open Off-Road Vehicle, Petrol , ENG: WL, YX

1.6 TD 4WD 08/1987-12/1988, 51 kw, 1588 ccm, 69 PS, Open Off-Road Vehicle, Diesel , ENG: 1C

VW POLO (86) From 03/1975 to 09/1981

0.9 4WD 09/1975-09/1981, 29 kw, 895 ccm, 40 PS, Hatchback, Petrol , ENG: HA

0.8 4WD 09/1975-09/1981, 25 kw, 771 ccm, 34 PS, Hatchback, Petrol , ENG: HE

1.3 4WD 12/1976-09/1981, 44 kw, 1272 ccm, 60 PS, Hatchback, Petrol , ENG: HH

1.1 4WD 03/1975-09/1981, 37 kw, 1093 ccm, 50 PS, Hatchback, Petrol , ENG: HB

1.1 4WD 03/1975-09/1981, 44 kw, 1093 ccm, 60 PS, Hatchback, Petrol , ENG: HC

VW POLO CLASSIC (86C, 80) From 01/1985 to 09/1994

1.3 4WD 01/1985-07/1987, 40 kw, 1272 ccm, 55 PS, Saloon, Petrol , ENG: MH, HK

1.3 Cat 4WD 07/1987-09/1994, 40 kw, 1272 ccm, 55 PS, Saloon, Petrol , ENG: MH, NZ

1.0 4WD 01/1985-09/1994, 33 kw, 1043 ccm, 45 PS, Saloon, Petrol , ENG: AAK, HZ, AAU, ACM

1.4 D 4WD 10/1990-09/1994, 35 kw, 1398 ccm, 48 PS, Saloon, Diesel , ENG: 1W

1.3 D 4WD 08/1986-12/1988, 33 kw, 1272 ccm, 45 PS, Saloon, Diesel , ENG: MN

1.0 4WD 01/1985-10/1986, 29 kw, 1043 ccm, 40 PS, Saloon, Petrol , ENG: GL

VW POLO Coupe (86C, 80) From 10/1981 to 09/1994

1.3 Cat 4WD 10/1989-09/1994, 55 kw, 1272 ccm, 75 PS, Coupe, Petrol , ENG: 3F

1.0 Cat 4WD 08/1989-09/1994, 33 kw, 1043 ccm, 45 PS, Coupe, Petrol , ENG: AAK, AAU, ACM

1.3 D 4WD 08/1986-08/1990, 33 kw, 1272 ccm, 45 PS, Coupe, Diesel , ENG: MN

1.3 4WD 10/1981-07/1983, 44 kw, 1272 ccm, 60 PS, Coupe, Petrol , ENG: HH

1.0 4WD 08/1985-01/1992, 33 kw, 1043 ccm, 45 PS, Coupe, Petrol , ENG: HZ

1.0 4WD 05/1982-10/1986, 29 kw, 1043 ccm, 40 PS, Coupe, Petrol , ENG: GL

1.3 4WD 08/1983-06/1987, 40 kw, 1272 ccm, 55 PS, Coupe, Petrol , ENG: MH, HK

1.3 4WD 08/1982-07/1988, 43 kw, 1272 ccm, 58 PS, Coupe, Petrol , ENG: GT

1.3 G40 4WD 08/1990-09/1994, 83 kw, 1272 ccm, 113 PS, Coupe, Petrol , ENG: PY

1.3 Cat 4WD 07/1987-08/1994, 40 kw, 1272 ccm, 55 PS, Coupe, Petrol , ENG: MH, 2G, AAV, NZ

1.4 D 4WD 08/1990-09/1994, 35 kw, 1398 ccm, 48 PS, Coupe, Diesel , ENG: 1W

1.3 G40 4WD 01/1987-08/1990, 85 kw, 1272 ccm, 115 PS, Coupe, Petrol , ENG: PY

1.3 4WD 09/1982-09/1989, 55 kw, 1272 ccm, 75 PS, Coupe, Petrol , ENG: GK

1.1 4WD 10/1981-07/1983, 37 kw, 1093 ccm, 50 PS, Coupe, Petrol , ENG: HB

1.3 4WD 03/1991-09/1994, 57 kw, 1272 ccm, 78 PS, Coupe, Petrol , ENG: 3F

VW POLO Hatchback Van (86CF) From 08/1992 to 07/1994

1.3 4WD 08/1992-07/1994, 40 kw, 1272 ccm, 54 PS, Hatchback Van, Petrol , ENG: AAV

1.4 D 4WD 08/1992-07/1994, 35 kw, 1398 ccm, 48 PS, Hatchback Van, Diesel , ENG: 1W

1.0 4WD 08/1992-07/1994, 33 kw, 1043 ccm, 45 PS, Hatchback Van, Petrol , ENG: AAU

VW POLO II (86C, 80) From 10/1981 to 09/1994

1.3 4WD 08/1982-07/1988, 43 kw, 1272 ccm, 58 PS, Hatchback, Petrol , ENG: GT, HJ

1.3 Cat 4WD 10/1989-03/1991, 55 kw, 1272 ccm, 75 PS, Hatchback, Petrol , ENG: 3F

1.3 4WD 09/1982-09/1989, 55 kw, 1272 ccm, 75 PS, Hatchback, Petrol , ENG: GK

1.3 Cat 4WD 07/1987-09/1994, 40 kw, 1272 ccm, 55 PS, Hatchback, Petrol , ENG: MH, 2G, AAV, NZ

1.3 D 4WD 08/1986-07/1990, 33 kw, 1272 ccm, 45 PS, Hatchback, Diesel , ENG: MN

1.1 4WD 10/1981-09/1989, 37 kw, 1093 ccm, 50 PS, Hatchback, Petrol , ENG: HB

1.0 Cat 4WD 08/1989-09/1994, 33 kw, 1043 ccm, 45 PS, Hatchback, Petrol , ENG: AAK, AAU, ACM

1.4 D 4WD 10/1990-09/1994, 35 kw, 1398 ccm, 48 PS, Hatchback, Diesel , ENG: 1W

1.0 4WD 08/1985-01/1992, 33 kw, 1043 ccm, 45 PS, Hatchback, Petrol , ENG: HZ

1.3 4WD 08/1983-07/1988, 40 kw, 1272 ccm, 55 PS, Hatchback, Petrol , ENG: MH, HK

1.3 4WD 10/1981-07/1983, 44 kw, 1272 ccm, 60 PS, Hatchback, Petrol , ENG: HH

1.3 4WD 08/1983-07/1985, 37 kw, 1272 ccm, 50 PS, Hatchback, Petrol , ENG: HW

1.0 4WD 10/1981-10/1986, 29 kw, 1043 ccm, 40 PS, Hatchback, Petrol , ENG: GL

VW TRANSPORTER / CARAVELLE T3 Bus (25_) From 05/1979 to 07/1992

2.1 Cat Rear-Wheel Drive 06/1989-07/1992, 70 kw, 2109 ccm, 95 PS, Bus, Petrol , ENG: MV

2.1 Rear-Wheel Drive 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Bus, Petrol , ENG: MV

1.9 Rear-Wheel Drive 01/1983-07/1985, 61 kw, 1913 ccm, 83 PS, Bus, Petrol , ENG: DH

2.1 Rear-Wheel Drive 10/1986-07/1992, 64 kw, 2109 ccm, 87 PS, Bus, Petrol , ENG: SR

1.9 Rear-Wheel Drive 08/1982-07/1992, 44 kw, 1913 ccm, 60 PS, Bus, Petrol , ENG: DF

2.1 Syncro 4WD 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Bus, Petrol , ENG: MV

1.6 D Rear-Wheel Drive 01/1981-07/1987, 37 kw, 1588 ccm, 50 PS, Bus, Diesel , ENG: CS

1.9 Rear-Wheel Drive 08/1983-07/1985, 66 kw, 1913 ccm, 90 PS, Bus, Petrol , ENG: GW

2.1 i Rear-Wheel Drive 07/1989-07/1992, 68 kw, 2109 ccm, 92 PS, Bus, Petrol , ENG: SS

1.7 D Rear-Wheel Drive 10/1986-07/1992, 42 kw, 1716 ccm, 57 PS, Bus, Diesel , ENG: KY

2.1 Rear-Wheel Drive 08/1984-07/1992, 82 kw, 2109 ccm, 112 PS, Bus, Petrol , ENG: DJ

2.0 Rear-Wheel Drive 05/1979-12/1982, 51 kw, 1970 ccm, 70 PS, Bus, Petrol , ENG: CU, CV

2.1 Syncro 4WD 10/1986-07/1992, 64 kw, 2109 ccm, 87 PS, Bus, Petrol , ENG: SR

2.1 Syncro 4WD 01/1986-07/1992, 82 kw, 2109 ccm, 112 PS, Bus, Petrol , ENG: DJ

1.9 Rear-Wheel Drive 08/1982-07/1992, 57 kw, 1913 ccm, 78 PS, Bus, Petrol , ENG: DG

1.6 TD Syncro 4WD 03/1986-07/1992, 51 kw, 1588 ccm, 70 PS, Bus, Diesel , ENG: JX

1.6 TD Rear-Wheel Drive 08/1984-07/1992, 51 kw, 1588 ccm, 70 PS, Bus, Diesel , ENG: JX

1.9 Syncro 4WD 02/1985-07/1992, 57 kw, 1913 ccm, 78 PS, Bus, Petrol , ENG: DG

1.6 Rear-Wheel Drive 05/1979-12/1982, 37 kw, 1584 ccm, 50 PS, Bus, Petrol , ENG: CT, CZ

VW TRANSPORTER T3 Platform/Chassis (24_) From 05/1979 to 12/1992

2.1 Rear-Wheel Drive 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Platform/Chassis, Petrol , ENG: MV

1.9 Rear-Wheel Drive 08/1982-07/1992, 57 kw, 1913 ccm, 78 PS, Platform/Chassis, Petrol , ENG: DG

1.7 D Rear-Wheel Drive 08/1985-07/1992, 42 kw, 1715 ccm, 57 PS, Platform/Chassis, Diesel , ENG: KY

1.6 TD Rear-Wheel Drive 10/1984-07/1992, 51 kw, 1588 ccm, 70 PS, Platform/Chassis, Diesel , ENG: JX

2.1 Syncro 4WD 03/1986-07/1992, 82 kw, 2109 ccm, 112 PS, Platform/Chassis, Petrol , ENG: DJ

1.9 Syncro 4WD 12/1984-07/1992, 57 kw, 1913 ccm, 78 PS, Platform/Chassis, Petrol , ENG: DG

1.9 Rear-Wheel Drive 09/1982-07/1992, 44 kw, 1913 ccm, 60 PS, Platform/Chassis, Petrol , ENG: DF

1.6 D Rear-Wheel Drive 01/1981-07/1987, 37 kw, 1588 ccm, 50 PS, Platform/Chassis, Diesel , ENG: CS

2.0 Rear-Wheel Drive 05/1979-04/1986, 51 kw, 1970 ccm, 69 PS, Platform/Chassis, Petrol , ENG: CU

2.1 i Rear-Wheel Drive 07/1989-07/1992, 68 kw, 2109 ccm, 92 PS, Platform/Chassis, Petrol , ENG: SS

1.9 Rear-Wheel Drive 10/1984-02/1989, 61 kw, 1913 ccm, 83 PS, Platform/Chassis, Petrol , ENG: DH

1.6 TD Syncro 4WD 03/1986-07/1992, 51 kw, 1588 ccm, 69 PS, Platform/Chassis, Diesel , ENG: JX

2.1 Rear-Wheel Drive 03/1986-07/1992, 82 kw, 2109 ccm, 112 PS, Platform/Chassis, Petrol , ENG: DJ

2.1 Syncro 4WD 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Platform/Chassis, Petrol , ENG: MV

VW TRANSPORTER T3 Van (24_, 25_) From 05/1979 to 12/1992

2.1 Syncro 4WD 03/1986-07/1992, 82 kw, 2109 ccm, 112 PS, Van, Petrol , ENG: DJ

1.7 D Rear-Wheel Drive 08/1984-07/1992, 42 kw, 1715 ccm, 57 PS, Van, Diesel , ENG: KY

1.9 Rear-Wheel Drive 08/1983-02/1989, 66 kw, 1913 ccm, 90 PS, Van, Petrol , ENG: GW

1.9 Rear-Wheel Drive 10/1982-07/1992, 57 kw, 1913 ccm, 78 PS, Van, Petrol , ENG: DG

2.0 Rear-Wheel Drive 05/1979-04/1986, 51 kw, 1970 ccm, 69 PS, Van, Petrol , ENG: CU

2.1 Syncro 4WD 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Van, Petrol , ENG: MV

2.1 i Rear-Wheel Drive 07/1989-07/1992, 68 kw, 2109 ccm, 92 PS, Van, Petrol , ENG: SS

1.6 D Rear-Wheel Drive 01/1981-07/1987, 37 kw, 1588 ccm, 50 PS, Van, Diesel , ENG: CS

2.1 Rear-Wheel Drive 03/1986-07/1992, 82 kw, 2109 ccm, 112 PS, Van, Petrol , ENG: DJ

1.9 Rear-Wheel Drive 10/1982-07/1992, 44 kw, 1913 ccm, 60 PS, Van, Petrol , ENG: DF

1.9 Rear-Wheel Drive 10/1984-02/1989, 61 kw, 1913 ccm, 83 PS, Van, Petrol , ENG: DH

1.6 TD Syncro 4WD 03/1986-07/1992, 51 kw, 1588 ccm, 69 PS, Van, Diesel , ENG: JX

1.9 Syncro 4WD 11/1984-07/1992, 57 kw, 1913 ccm, 78 PS, Van, Petrol , ENG: DG

1.6 TD Rear-Wheel Drive 10/1984-07/1992, 51 kw, 1588 ccm, 69 PS, Van, Diesel , ENG: JX

1.6 Rear-Wheel Drive 05/1979-12/1982, 37 kw, 1584 ccm, 50 PS, Van, Petrol , ENG: CT, CZ

2.1 Rear-Wheel Drive 08/1985-07/1992, 70 kw, 2109 ccm, 95 PS, Van, Petrol , ENG: MV

Berry
12 Nov, 2025
elderly car so really pleased that the part could be supplied :-) Correct part arrived swiftly - excellent - thank you
Edward & Susan
20 OCT, 2025
These guys were real helpful when I was looking for an EGR valve. Great communications and fast delivery, the valve did exactly as It was meant to do and it was a lot cheaper than everywhere else I looked. I'll be using eAuto Parts again. Top banana.
Charlie
27 AUG, 2025
eAuto Parts made me happy because it only took 2 minutes to order the part and at a very good price, also very quick delivery, will definitely deal with them again.
Adam Taylor
12 May, 2025
Quick enquiry response, easy buying and quick delivery. Quality of goods was good and fitted with no problem (Suzuki bonnet hinges.) recommended.
Helena Garcia
2 January, 2025
The correct part was rapidly identified and located, and was despatched promply to my chosen repairer in time for the work to be done on schedule. Very pleased with the service and will be using eAuto Parts again.