Aston Martin DB4 1958-1963
Aston Martin DB5 1963-1965
Aston Martin DB6 1965-1970
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Aston Martin V8 1969-1973
Aston Martin V8 Vantage 1977-1989
Aston Martin V8 Volante 1978-1989
Aston Martin V8 Zagato 1986-1990
Audi 100 1968-1976
Audi 100 Avant 1976-1982
Audi 100 Coupe S 1970-1976
Audi 100 LS 1969-1976
Audi 100 S C1 1968-1972
Audi 100 S C2 1972-1976
Audi 100 S C3 1976-1982
Audi 200 1979-1984
Audi 200 Avant 1983-1984
Audi 50 1974-1978
Audi 80 1966-1978
Audi 80 Avant 1972-1978
Audi 80 B1 1972-1978
Audi 80 B2 1978-1986
Audi 80 B3 1986-1991
Audi 80 B4 1991-1996
Audi 90 1984-1991
Audi 90 Quattro 1986-1991
Audi A1 2010-present
Audi A3 1996-present
Audi A3 Sportback 1999-present
Audi A4 1994-present
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Audi A4 Cabriolet 2002-2009
Audi A4 Quattro 1994-present
Audi A5 2007-present
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Audi A5 Sportback 2009-present
Audi A6 1994-present
Audi A6 Allroad Quattro 2000-present
Audi A6 Avant 1994-present
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Audi A7 Sportback 2010-present
Audi A8 1994-present
Audi A8 L 1994-present
Audi Coupe 1978-1996
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Austin Mini 1969-1991
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Bentley Arnage 1998-2009
Bentley Brooklands 1992-1998
Bentley Brooklands Coupe 2008-2011
Bentley Continental Flying Spur 2005-2013
Bentley Continental GT 2003-2011
Bentley Continental GT Speed 2008-2011
Bentley Continental Supersports 2009-2011
Bentley Continental T 1996-2003
Bentley Continental Turbo R 1992-1997
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Bentley Mulsanne 1980-1992
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Bentley Mulsanne Turbo 1982-1992
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Bentley Turbo S 1994-1995
BMW 1 Series 2004-present
BMW 2 Series 2013-present
BMW 2 Series Active Tourer 2014-present
BMW 3 Series 1975-present
BMW 3 Series Compact 1993-2000
BMW 3 Series Gran

1. Product Name: Gunson 77059 Earth Checker
2. Description: This simple device overcomes a common problem when the trim on the modern car disguises the earthing of the vehicle. Complete with probe and crocodile clips this tool can also be used with a test light or multi-meter. Simple to use - Just plug into vehicles 12v output socket and use the probe or crocodile clip as the earth.
3. OEM Part Number(s): 77059
4. Equivalent Part Number(s): N/A

Standard shipping with tracking via Royal Mail or Evri for heavier parts:
- £4.99 per order for standard 2-day delivery
- £5.99 per order for Next Day delivery

Most orders are shipped the same business day if ordered before 2pm. We ship Monday through Friday.

If we unexpectedly run out of stock we may have to order your part which can take up to 1 week. We will be in touch in the rare circumstance that there is a delay to your shipment.

We want you to be completely happy with your purchase but please do not hesitate to contact us immediately if you have a problem with your order. Please ensure that you consider all the points described on our profile page accessible by clicking our name above the product title.

It is especially important that you take due care to ensure that the part you selected is compatible with your car. If in doubt, we'd prefer that you get in touch via our profile page so we can help you.