Name: Coolant Thermostat QUINTON HAZELL QTH275K OE Ref 7545958
Brand: QUINTON HAZELL
SKU: QTH275K
Price: 54 GBP
Availability: InStock

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Coolant Thermostat QUINTON HAZELL QTH275K OE Ref 7545958 QUINTON HAZELL

Key Specification:

EAN: 5016593783621
Height [mm]: 15
OEM Reference number: 7545958
Opening Temperature [°C]: 87
PURPOSE GROUP: Coolant

See Full Specification

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£ 54

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SKU:	QUINTON HAZELL QTH275K
Brand	QUINTON HAZELL

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Specification
Description
OEM Numbers
Compatibilities
Reviews

EAN

5016593783621

Height [mm]

OEM Reference number

7545958

Opening Temperature [°C]

PURPOSE GROUP

Coolant

Supplementary Info

Thermostat

Supplementary Info

with gasket/seal

Coolant Thermostat QUINTON HAZELL OE Ref – QUINTON HAZELL – OEM 7545958

This Coolant Thermostat QUINTON HAZELL OE Ref is supplied by QUINTON HAZELL as a replacement for OEM reference 7545958. It is intended for use in selected AUTOBIANCHI, FIAT, LANCIA vehicles and designed to meet original equipment fit and function requirements.

The part is identified by manufacturer reference QTH275K and EAN 5016593783621, allowing accurate identification and compatibility verification before installation. It is suitable for replacing worn, damaged, or non-functioning components where dependable operation is required.

This component is intended as a like-for-like replacement and should be installed in accordance with manufacturer guidelines. Installation requirements may vary depending on vehicle design and component location.

Thermostatwith gasket/seal

Vehicle Compatibility

Compatible with selected AUTOBIANCHI, FIAT, LANCIA models. Detailed compatibility information is available in the Compatibility section of this page.

If this part is not suitable for your vehicle, browse alternative options in our Engine Cooling System category.

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

ALFAROME/FIAT/LANCI 7545958 ALFAROME/FIAT/LANCI 7589135 ALFAROME/FIAT/LANCI 7789135

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

AUTOBIANCHI

AUTOBIANCHI Y10 From 03/1985 to 10/1995

1.0 4WD 03/1985-10/1995, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.000

1.1 4WD 4WD 06/1989-10/1995, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 156C.000

1.0 Cat 4WD 10/1987-10/1995, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156A2.246

1.1 i.e. Cat 4WD 09/1990-10/1995, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 156C.046

1.1 4WD 06/1989-10/1995, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 156C.000

FIAT

FIAT CINQUECENTO (170_) From 07/1991 to 07/1999

1.1 Sporting (170AH) 4WD 10/1994-01/1998, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 176 B2.000

FIAT DOBLO Box Body/MPV (223_) From 11/2000

1.2 (223ZXA1A) 4WD 03/2001-01/2004, 48 kw, 1242 ccm, 65 PS, Box Body/MPV, Petrol , ENG: 223 A5.000

FIAT DOBLO MPV (119_, 223_) From 03/2001

1.2 (223AXA1A) 4WD 03/2001-, 48 kw, 1242 ccm, 65 PS, MPV, Petrol , ENG: 223 A5.000

FIAT PALIO (178_, 171_) From 04/1996

1.2 4WD 06/1999-10/2000, 50 kw, 1242 ccm, 68 PS, Hatchback, Petrol , ENG: 178 E2.000

1.2 4WD 06/1998-, 54 kw, 1242 ccm, 73 PS, Hatchback, Petrol , ENG: 178 E2.000, 178 B5.000, 176 A8.000

1.2 4WD 07/1997-08/2002, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000, 178 C4.066, 178 B7.045

FIAT PALIO Weekend (178_, 173_, 373_, 374_, 171_) From 04/1996

1.2 (178BXZ1A) 4WD 06/1999-10/2002, 50 kw, 1242 ccm, 68 PS, Estate, Petrol , ENG: 178 E2.000

1.2 4WD 04/1996-02/2004, 54 kw, 1242 ccm, 73 PS, Estate, Petrol , ENG: 178 B5.000

FIAT PANDA (141_) From 03/1980 to 07/2004

1000 4WD 01/1986-04/1992, 32 kw, 999 ccm, 44 PS, Hatchback, Petrol , ENG: 156 A2.100

1000 4x4 4WD 01/1986-07/1989, 32 kw, 999 ccm, 44 PS, Hatchback, Petrol , ENG: 156 A3.100, 156 A2.100

1100 4WD 02/1995-09/2003, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 187 A1.000, 176 B2.000

1100 Trekking 4x4 4WD 10/1991-07/2004, 37 kw, 1108 ccm, 50 PS, Hatchback, Petrol , ENG: 156 C.046

1000 4x4 4WD 05/1986-12/1994, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.246, 141 C2.000

1000 4x4 4WD 01/1986-12/1992, 37 kw, 999 ccm, 50 PS, Hatchback, Petrol , ENG: 156 A3.000

750 4WD 01/1986-10/2003, 25 kw, 770 ccm, 34 PS, Hatchback, Petrol , ENG: 156 A4.000, 156 A4.048

1100 4x4 4WD 02/1995-07/2004, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 187 A1.000, 176 B2.000

1100 4WD 05/1991-12/1999, 37 kw, 1108 ccm, 50 PS, Hatchback, Petrol , ENG: 156 C.046

1000 4WD 01/1985-12/1992, 37 kw, 999 ccm, 50 PS, Hatchback, Petrol , ENG: 156 A3.000

1000 i.e. Cat 4WD 10/1987-08/1998, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.246, 141 C2.000

FIAT PANDA (169_) From 09/2003

1.1 (169.AXA1A) 4WD 09/2003-, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 187 A1.000

1.2 LPG (169CXF1A) 4WD 11/2010-08/2013, 51 kw, 1242 ccm, 69 PS, Hatchback, Petrol , ENG: 169 A4.000

1.2 LPG (169.AXB1A) 4WD 04/2009-, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 4x4 (169.AXB2A) 4WD 10/2004-, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 Natural Power (169.AXB1A) 4WD 01/2007-12/2011, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 (169AXF2A, 169AXF1A) 4WD 03/2010-08/2013, 51 kw, 1242 ccm, 69 PS, Hatchback, Petrol , ENG: 169 A4.000

1.2 (169.AXB11, 169.AXB1A) 4WD 09/2003-, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 4x4 (169AXF2A, 169AXF1A) 4WD 04/2010-08/2013, 51 kw, 1242 ccm, 69 PS, Hatchback, Petrol , ENG: 169 A4.000

FIAT PANDA Hatchback Van (141_) From 01/1986 to 02/2004

1.1 4WD 09/2000-02/2004, 40 kw, 1108 ccm, 54 PS, Hatchback Van, Petrol , ENG: 187 A1.000

1000 i.e 4WD 08/1992-02/2004, 33 kw, 999 ccm, 45 PS, Hatchback Van, Petrol , ENG: 156 A2.246, 141 C2.000

1000 4WD 01/1986-02/1992, 32 kw, 999 ccm, 44 PS, Hatchback Van, Petrol , ENG: 156 A3.100, 156 A2.100

1.1 4WD 05/1991-03/1995, 37 kw, 1108 ccm, 50 PS, Hatchback Van, Petrol , ENG: 156 C.046

FIAT PANDA Hatchback Van (169_) From 03/2004

1.2 4WD 09/2004-, 44 kw, 1242 ccm, 60 PS, Hatchback Van, Petrol , ENG: 188 A4.000

1.2 4x4 4WD 09/2010-, 51 kw, 1242 ccm, 69 PS, Hatchback Van, Petrol , ENG: 169 A4.000

1.1 (169CXA1A) 4WD 09/2004-, 40 kw, 1108 ccm, 54 PS, Hatchback Van, Petrol , ENG: 187 A1.000

1.2 LPG 4WD 09/2010-, 51 kw, 1242 ccm, 69 PS, Hatchback Van, Petrol , ENG: 169 A4.000

1.2 4x4 4WD 09/2004-, 44 kw, 1242 ccm, 60 PS, Hatchback Van, Petrol , ENG: 188 A4.000

1.2 4WD 09/2010-, 51 kw, 1242 ccm, 69 PS, Hatchback Van, Petrol , ENG: 169 A4.000

FIAT PUNTO (176_) From 09/1993 to 09/1999

60 1.2 (176AP, 176AR, 176AQ, 176BB) 4WD 09/1993-09/1999, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 176 B4.000, 176 B1.000

60 1.2 4WD 01/1994-09/1999, 43 kw, 1242 ccm, 58 PS, Hatchback, Petrol , ENG: 176 A7.000

75 1.2 4WD 10/1993-09/1999, 54 kw, 1242 ccm, 73 PS, Hatchback, Petrol , ENG: 176 A8.000

55 1.1 4WD 09/1993-09/1999, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 176 A6.000, 176 B2.000

1.2 16V 4WD 04/1997-09/1999, 63 kw, 1242 ccm, 86 PS, Hatchback, Petrol , ENG: 176 B9.000

FIAT PUNTO (188_) From 09/1999 to 07/2012

1.2 Bifuel 4WD 08/2007-03/2012, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 60 (188.030, .050, .130, .150, .230, .250) 4WD 09/1999-12/2010, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

1.2 Natural Power 4WD 09/2003-03/2012, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

FIAT PUNTO Convertible (176_) From 04/1994 to 06/2000

60 1.2 (176AR_, 176BR_) 4WD 05/1995-06/2000, 44 kw, 1242 ccm, 60 PS, Convertible, Petrol , ENG: 176 B4.000, 176 B1.000

85 16V 1.2 4WD 04/1997-06/2000, 63 kw, 1242 ccm, 86 PS, Convertible, Petrol , ENG: 176 B9.000

60 1.2 4WD 04/1994-06/2000, 43 kw, 1242 ccm, 58 PS, Convertible, Petrol , ENG: 176 A7.000

FIAT PUNTO Hatchback Van (188_) From 02/2000 to 12/2010

1.2 60 4WD 02/2000-10/2009, 44 kw, 1242 ccm, 60 PS, Hatchback Van, Petrol , ENG: 188 A4.000

FIAT PUNTO Van (176_) From 04/1996 to 02/2000

1.1 4WD 04/1996-02/2000, 40 kw, 1108 ccm, 54 PS, Hatchback Van, Petrol , ENG: 176 B2.000

FIAT SEICENTO / 600 (187_) From 11/1997 to 01/2010

1.1 (187AXB, 187AXB1A, 187AXC1A02) 4WD 01/1998-01/2010, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 187 A1.000, 176 B2.000

FIAT SEICENTO / 600 Hatchback Van (287_) From 01/1998 to 01/2010

1.1 (187CXB/C) 4WD 01/1998-01/2010, 40 kw, 1108 ccm, 54 PS, Hatchback Van, Petrol , ENG: 176 B2.000

FIAT SIENA (178_, 172_) From 04/1996 to 12/2016

1.3 (178CXG1AAM, 178CXG1AAP, 178CXG1AAT) 4WD 09/1998-12/2002, 54 kw, 1242 ccm, 73 PS, Saloon, Petrol , ENG: 178 B5.000

1.3 (178CXS1AAI, 178BYA1AAT, 178CYA1AAT) 4WD 09/2001-12/2012, 44 kw, 1242 ccm, 60 PS, Saloon, Petrol , ENG: 188 A4.000, 178 C4.066

FIAT STRADA Pickup (178_, 278_) From 02/1998

1.2 4WD 06/1999-12/2006, 54 kw, 1242 ccm, 73 PS, Pickup, Petrol , ENG: 178 B5.000

FIAT TIPO (160_) From 07/1987 to 10/1997

1.1 (160.AA) 4WD 01/1988-10/1991, 41 kw, 1108 ccm, 56 PS, Hatchback, Petrol , ENG: 160 A3.000

FIAT UNO (146_) From 01/1983 to 12/2013

45 i.e. 1.0 (146E, 146A) 4WD 10/1984-10/1995, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.246, 156 A2.000

1.1 4WD 04/1986-06/2006, 41 kw, 1108 ccm, 56 PS, Hatchback, Petrol , ENG: 160 A3.000

50 1.1 4WD 01/1990-12/1993, 37 kw, 1108 ccm, 50 PS, Hatchback, Petrol , ENG: 156 C.046

70 1.3 4WD 05/1985-08/1989, 48 kw, 1302 ccm, 65 PS, Hatchback, Petrol , ENG: 149 A7.000

1.0 (146E) 4WD 06/1989-02/1992, 31 kw, 999 ccm, 42 PS, Hatchback, Petrol , ENG: 156 A2.000

45 1.0 (146A.ED) 4WD 06/1986-12/1993, 32 kw, 999 ccm, 44 PS, Hatchback, Petrol , ENG: 156 A2.048, 156 A2.100

1.0 iE 4WD 05/1998-08/2000, 34 kw, 999 ccm, 46 PS, Hatchback, Petrol , ENG: 156 A2.246

50 i.e. 1.1 4WD 06/1992-12/1993, 36 kw, 1116 ccm, 49 PS, Hatchback, Petrol , ENG: 146 C3.000

60 1.1 4WD 04/1989-12/1992, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 160 A3.000

LANCIA

LANCIA Y (840_) From 11/1995 to 09/2003

1.1 (840AE) 4WD 11/1995-09/2003, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 176 B2.000

1.2 (840AA, 840AF1A) 4WD 03/1996-09/2003, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000, 840 A3.000

1.2 16V (840AD) 4WD 04/1997-09/2003, 63 kw, 1242 ccm, 86 PS, Hatchback, Petrol , ENG: 176 B9.000

LANCIA Y10 (156_) From 03/1985 to 12/1995

1.0 Fire Catalytic-Conv (156AE) 4WD 10/1987-02/1992, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.246

1.0 Fire (156AA) 4WD 03/1985-06/1989, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.000, 156 A2.246

1.1 Fire (156AG) 4WD 01/1995-12/1995, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 176 B2.000

1.0 Fire All-wheel Drive (156AA) 4WD 12/1987-02/1990, 37 kw, 999 ccm, 50 PS, Hatchback, Petrol , ENG: 156 A2.000

1.1 i.e. Fire All-wheel Drive (156AG) 4WD 09/1992-12/1995, 37 kw, 1108 ccm, 50 PS, Hatchback, Petrol , ENG: 156 C.046

1.1 i.e Fire (156AC) 4WD 08/1989-06/1992, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 156 C.000

1.0 Fire All-wheel Drive (156.AD) 4WD 12/1986-02/1989, 32 kw, 999 ccm, 44 PS, Hatchback, Petrol , ENG: 156 A2.100

1.1 i.e. Fire (156AG) 4WD 07/1989-09/1995, 37 kw, 1108 ccm, 50 PS, Hatchback, Petrol , ENG: 156 C.046

1.0 Fire All-wheel Drive (156AE) 4WD 12/1987-02/1992, 33 kw, 999 ccm, 45 PS, Hatchback, Petrol , ENG: 156 A2.000, 156 A2.246

1.0 Fire (156B, 156AD) 4WD 06/1985-06/1991, 32 kw, 999 ccm, 44 PS, Hatchback, Petrol , ENG: 156 A2.100

1.1 Fire All-wheel Drive (156AG) 4WD 01/1995-12/1995, 40 kw, 1108 ccm, 54 PS, Hatchback, Petrol , ENG: 176 B2.000

1.0 Fire (156AA, 156AD) 4WD 03/1985-02/1990, 37 kw, 999 ccm, 50 PS, Hatchback, Petrol , ENG: 156 A2.000

1.1 i.e Fire All-wheel Drive (156AC) 4WD 08/1989-06/1992, 42 kw, 1108 ccm, 57 PS, Hatchback, Petrol , ENG: 156 C.000

LANCIA YPSILON (843_) From 10/2003 to 12/2011

1.2 (843.AXL1A) 4WD 08/2010-12/2011, 51 kw, 1242 ccm, 69 PS, Hatchback, Petrol , ENG: 169 A4.000

1.2 (843.AXA1A) 4WD 10/2003-12/2011, 44 kw, 1242 ccm, 60 PS, Hatchback, Petrol , ENG: 188 A4.000

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.