Brake Pad Set HART 226 051
Brake pad set HART 226 051. Fits 27 car models (ALFA ROMEO, AUDI), 1976–2005. Replaces 14 OE numbers.

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Specification. From the manufacturer's data.
- Brand
- HART
- Category
- Brake pad set
- Thickness [mm]
- 16.5 mm
- Height [mm]
- 66.8 mm
- MPN
- 226 051
- SKU
- 5251-226 051
- GTIN / EAN
- 5901219408456
- What's included
- 1x Set of brake pads (axle set), Wear indicator wire (where applicable), Mounting accessories (where applicable)
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”.
- AUDI437698451
- AUDI443698451
- AUDI443698451A
- AUDI443698451B
- AUDI447698451
- AUDI447698451A
- VW447698451C
- AUDI44B698451B
- AUDI4A0698451
- AUDI4A0698451A
- AUDI4D0698451
- AUDI4D0698451A
Show all 14 OE numbers
- AUDI4D0698451B
- AUDI857698451
Where this part fits
Original-fit position for OE 4D0698451. The red ring marks where this part installs on the vehicle.

Compatible cars. ALFA ROMEO, AUDI, 27 models.
Matched from the manufacturer's data. Production years 1976–2005.
| Model | Engines | Years |
|---|---|---|
| ALFA ROMEO1 model | ||
| ALFA ROMEO 164 (164) | 2.0 (164A2C), 2.0 Turbo (164A2B), 2.0 Twin Spark (164.A2H, 164.A2), 2.0 V6 Turbo (164.A2G, 164.A2F), 2.0 V6 Turbo (164.K3), 2.5 TD (164.K2A, 164.K2B), 3.0 V6 (164.A), 3.0 V6 (164.AD, 164.AH, 164.AB) | 1987–1998 |
| AUDI26 models | ||
| AUDI 100 C2 Avant (435, 436) | 2.1 | 1977–1983 |
| AUDI 100 C2 Saloon (431, 433, 434) | 2.1 | 1976–1984 |
| AUDI 100 C3 Avant (445, 446) | 1.8, 1.8 Cat, 1.8 Cat quattro, 1.8 quattro, 1.9, 2.0, 2.0 D, 2.0 E, 2.0 E Cat, 2.0 TD, 2.1, 2.2, 2.2 Cat, 2.2 Cat quattro, 2.2 E quattro, 2.2 quattro, 2.2 Turbo, 2.2 Turbo quattro, 2.3, 2.3 E quattro, 2.3 quattro, 2.4 D, 2.5 TDI | 1982–1990 |
| AUDI 100 C3 Saloon (443, 444) | 1.8, 1.8 Cat, 1.8 Cat quattro, 1.8 quattro, 1.9, 2.0, 2.0 Cat, 2.0 D, 2.0 D Turbo, 2.1, 2.2, 2.2 Cat, 2.2 Cat quattro, 2.2 E quattro, 2.2 E Turbo quattro, 2.2 quattro, 2.2 Turbo, 2.3 E, 2.3 E quattro, 2.3 quattro, 2.4 D, 2.5 TDI | 1982–1991 |
| AUDI 100 C4 Avant (4A5) | 2.0 E, 2.0 E 16V, 2.0 E 16V quattro, 2.0 E quattro, 2.3 E, 2.3 E quattro, 2.4 D, 2.5 TDI, 2.6, 2.6 E quattro, 2.6 quattro, 2.8 E, 2.8 E quattro, S4 Turbo quattro, S4 V8 quattro | 1990–1994 |
AUDI21 more models
| Model | Engines | Years |
|---|---|---|
| AUDI 100 C4 Saloon (4A2) | 2.0, 2.0 E, 2.0 E 16V, 2.0 E 16V quattro, 2.0 E quattro, 2.3 E, 2.3 E quattro, 2.4 D, 2.5 TDI, 2.6, 2.6 quattro, 2.8 E, 2.8 E quattro, S4 Turbo quattro, S4 V8 quattro | 1990–1996 |
| AUDI 200 C2 Saloon (437, 438) | 2.1 5E, 2.1 5T | 1979–1982 |
| AUDI 200 C3 Avant (447, 448) | 2.1 Turbo quattro, 2.2 20V Turbo quattro, 2.2 Turbo, 2.2 Turbo quattro, 2.3 | 1983–1991 |
| AUDI 200 C3 Saloon (447, 448) | 2.1 5E, 2.1 Turbo, 2.1 Turbo quattro, 2.2, 2.2 20V Turbo quattro, 2.2 Turbo, 2.2 Turbo quattro, 2.3 | 1983–1991 |
| AUDI 80 B2 Saloon (811, 813, 814, 819, 853) | 1.8 CC quattro (85Q), 1.8 GTE quattro (85Q), 2.0 quattro (85Q), 2.2 quattro, 2.2 quattro (85Q) | 1978–1987 |
| AUDI 80 B3 Saloon (893, 894, 8A2) | 1.6, 1.6 TD, 1.8, 1.8 E, 1.8 E quattro, 1.8 quattro, 1.8 S, 1.8 S quattro, 2.0 E, 2.0 E 16V, 2.0 E 16V quattro, 2.0 E quattro, 2.0 quattro, 2.3 quattro | 1986–1991 |
| AUDI 80 B4 Avant (8C5) | 1.6 E, 1.9 TD, 1.9 TDI, 2.0, 2.0 E, 2.0 E 16V, 2.0 E 16V quattro, 2.3 E, 2.3 E quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S2 quattro | 1991–1996 |
| AUDI 80 B4 Saloon (8C2) | 1.6, 1.6 E, 1.9 TD, 1.9 TDI, 2.0, 2.0 E, 2.0 E 16V, 2.0 E 16V quattro, 2.0 E quattro, 2.0 quattro, 2.3 E, 2.3 E quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S2 quattro | 1991–1995 |
| AUDI 90 B2 (813, 814, 853) | 2.0 quattro, 2.2, 2.2 E quattro | 1984–1988 |
| AUDI 90 B3 (893, 894, 8A2) | 2.0, 2.0 20 V, 2.0 20 V quattro, 2.0 quattro, 2.2 E, 2.2 E quattro, 2.3 E, 2.3 E 20V, 2.3 E quattro | 1987–1991 |
| AUDI A4 B5 (8D2) | 1.6, 1.8, 1.8 quattro, 1.8 T, 1.8 T quattro, 1.9 TDI, 1.9 TDI quattro, 2.4 quattro, 2.5 TDI quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S4 quattro | 1994–2001 |
| AUDI A4 B5 Avant (8D5) | 1.6, 1.8, 1.8 quattro, 1.8 T, 1.8 T quattro, 1.9 Hybrid, 1.9 TDI, 1.9 TDI quattro, 2.4, 2.4 quattro, 2.5 TDI quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S4 quattro | 1994–2002 |
| AUDI A6 C4 (4A2) | 1.8, 1.8 quattro, 1.9 TDI, 2.0, 2.0 16V, 2.0 16V quattro, 2.3, 2.3 quattro, 2.4, 2.5 TDI, 2.5 TDI quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S6 4.2 quattro, S6 Plus quattro, S6 Turbo quattro | 1994–1998 |
| AUDI A6 C4 Avant (4A5) | 1.8, 1.8 quattro, 1.9 TDI, 2.0, 2.0 16V, 2.0 16V quattro, 2.3, 2.3 quattro, 2.5 TDI, 2.5 TDI quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S6 4.2 quattro, S6 Plus quattro, S6 Turbo quattro | 1994–1998 |
| AUDI A6 C5 (4B2, 4B4) | 2.8 quattro | 1997–2005 |
| AUDI A8 D2 (4D2, 4D8) | 2.5 TDI, 2.5 TDI quattro, 2.8, 2.8 quattro, 3.7, 3.7 quattro, 4.2 quattro, S8 quattro | 1994–2005 |
| AUDI CABRIOLET B3 (8G7) | 1.8, 1.9 TDI, 2.0 16V, 2.0 E, 2.3 E, 2.6, 2.8 | 1991–2000 |
| AUDI COUPE B2 (81, 855, 856) | 1.8 GT, 1.8 GT quattro, 2.2 GT, 2.2 quattro, 2.3, 2.3 quattro | 1980–1988 |
| AUDI COUPE B3 (89, 8B3) | 1.8, 2.0, 2.0 16 V, 2.0 20 V, 2.0 20 V quattro, 2.2 quattro, 2.3, 2.3 20V, 2.3 20V quattro, 2.3 quattro, 2.6, 2.6 quattro, 2.8, 2.8 quattro, S2 quattro | 1988–1996 |
| AUDI QUATTRO (85) | 2.1 20V Turbo, 2.1 Turbo, 2.1 Turbo quattro, 2.2 20V Turbo, 2.2 Turbo | 1980–1991 |
| AUDI V8 (441, 442, 4C2, 4C8) | 3.6 quattro, 4.2 quattro | 1988–1994 |
Always verify compatibility with your vehicle before ordering.
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Common OE numbers for this part
Common original equipment numbers linked to replacement-part pages.
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