Ball Joint HART 421 086
Ball Joint HART 421 086. Fitting position: Front Bottom. Fits 13 car models (KIA, MAZDA), 1987–2006. Replaces 2 OE numbers.

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Specification. From the manufacturer's data.
- Brand
- HART
- Fitting Position
- Front Bottom
- Fitting Position
- Outer
- Cone Size [mm]
- 18 mm
- Category
- Ball Joint
- MPN
- 421 086
- SKU
- 5251-421 086
- GTIN / EAN
- 5907504099491
- What's included
- 1x Ball Joint
OE numbers. The originals this part replaces.
Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.
- KIA0G030 34 550B
- MAZDAG030 99 356
Where this part fits
Original-fit position for OE 0G03034550B. The red ring marks where this part installs on the vehicle.

Compatible cars. KIA, MAZDA, 13 models.
Matched from the manufacturer's data. Production years 1987–2006.
| Model | Engines | Years |
|---|---|---|
| KIA2 models | ||
| KIA CLARUS (K9A) | 1.8 i 16V, 2.0 i 16V | 1995–2001 |
| KIA CLARUS Estate (GC) | 1.8 i 16V, 2.0 i 16V | 1997–2000 |
| MAZDA11 models | ||
| MAZDA 626 III (GD) | 1.6 (GD106), 1.8, 1.8 (GD8P), 2.0, 2.0 (GDEP), 2.0 12V (GDEP), 2.0 16V (GDEP), 2.0 D (GDFP), 2.2 12V (GD102), 2.2 12V 4WD (GD102) | 1987–1992 |
| MAZDA 626 III Coupe (GD) | 1.8 (GD8P), 2.0 (GDEP), 2.0 12V (GDEP), 2.0 16V (GDEP), 2.2 12V (GD102) | 1987–1992 |
| MAZDA 626 III Hatchback (GD) | 1.6 (GD106), 1.8, 1.8 (GD8P), 2.0 (GDEP), 2.0 12V (GDEP), 2.0 16V (GDEP), 2.0 4x4, 2.0 D (GDFP), 2.2 12V (GD102), 2.2 12V 4WD | 1987–1992 |
| MAZDA 626 III Station Wagon (GV) | 1.8 (GV8W), 2.0 (GVEW), 2.0 12V, 2.0 12V (GVEW), 2.0 16V (GVEW), 2.0 D (GVFW), 2.0 D Comprex (GVFW), 2.0 i 16V (GVEW), 2.2 12V (GV102), 2.2 12V 4WD (GV102) | 1987–1998 |
MAZDA7 more models
| Model | Engines | Years |
|---|---|---|
| MAZDA 626 IV (GE) | 1.8 i, 1.8 i (GE8P), 2.0 D, 2.0 D GLX Comprex (GEFP), 2.0 i (GE10S1), 2.0 i 4WD (GE10S1) | 1991–1998 |
| MAZDA 626 IV Hatchback (GE) | 1.8 (GE8P), 2.0 D GLX Comprex (GEFP), 2.0 i (GE10S1), 2.0 i 4WD (GE10S1), 2.5 24V (GE5P) | 1991–1998 |
| MAZDA 626 V (GF) | 1.8 (GF8P), 1.9, 2.0 (GFEP, GF12), 2.0 (GFEP), 2.0 DI TD (GFFP), 2.0 TD (GFFP), 2.0 Turbo DI (GFFP) | 1997–2006 |
| MAZDA 626 V Hatchback (GF) | 1.8 (GF8P), 1.9, 1.9 (GF8P), 2.0 (GFEP), 2.0 DITD (GFFP), 2.0 H.P. (GFEP), 2.0 TD (GFFP), 2.0 Turbo DI (GFFP) | 1997–2002 |
| MAZDA 626 V Station Wagon (GW) | 1.8 (GW8W), 1.9, 2.0 (GWEW), 2.0 DITD (GWFW), 2.0 H.P. (GWEW), 2.0 TD (GWFW), 2.0 Turbo DI (GWFW) | 1998–2003 |
| MAZDA MX-6 (GE) | 2.0, 2.5 24V, 2.5 24V (GE10L), 2.5 i 24V (GE20L) | 1991–1997 |
| MAZDA XEDOS 6 (CA) | 1.6 16V, 2.0 V6 (CAEP) | 1992–1999 |
Always verify compatibility with your vehicle before ordering.
More about this part. Related categories and similar parts.
HART
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Common OE numbers for this part
Common original equipment numbers linked to replacement-part pages.
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2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms
We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country
Delivery times to EU countries (working days)
Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10
