United States
Product overview
Genuine OEM Audi Radiator, part number 1K0121251AK. This vital component is central to the engine's cooling system, responsible for dissipating excess heat from the circulating coolant. It is typically mounted at the front of the vehicle, behind the grille. Weighing 4.86 kg, this radiator features a robust core design for efficient heat transfer. Choosing a genuine OEM radiator ensures optimal engine temperature regulation, precise fitment within the cooling system, and resistance to leaks and corrosion.
Technical details
- Category
- Engine Cooling
- Country of origin
- Germany
- Customs (HS) code
- 87089135
- Manufacturer
- Audi
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 80.6 × 47.1 × 12.6 cm
- Shipping weight
- 4.86 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Parts diagram & fitment
26 vehiclesCooler For Coolant — locate 1K0121251AK Audi Radiator | Engine Cooling System in the official exploded view and explore the surrounding assembly.
Parts in this assembly34
- 11Flange 03G121132B
- 11Flange 06A121132AG
- 12Seal 038121688D
- 12Seal Ring 037121688
- 13Sender 06A919501A
- 14Seal Ring N90316801
- 15Spring 032121142
- 16Screw N10323104
- 16Bolt N90280904
- 16Screw N91099101
- 17BoltRightN10414502
- 20Tank 1K0121407A
- 21Cover 3B0121321
- 22Seal Ring 1H0121687A
- 23Bolt N91090701
- 24Part 811807577C
- 25Coolant G013A8JM8
- 25Coolant G013A8JM9
- 25Coolant G013A8JM1
- 30Radiator 1K0121251BL
- 30Radiator 1K0121251BR
- 30Part 1K0121251DF
- 30Part 1K0121251EJ
- 31Seal 1K0121345A
- 31Seal 1K0121345C
- 31Seal 1K0121345P
- 31Seal 1K0121345
- 32Seal 1K0121345H
- 32Seal 1K0121345G
- 33Bracket 1K0121367G
- 33Bracket Mt 1K0121367M
- 33Part 1K0121367N
- 34Bolt N90808201
- 35Bush 1K0121367F
Vehicle fitment table26
Europe (24)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Altea XL Reference | 2010-2013 | 30 | 1 | BLS | 1D0 |
| Audi A3 Sportback | 2008-2013 | 1 | 1 | :8Z | |
| superb comfort | 2008-2013 | 30, 15 | 1 | BLS | TG0 |
| octavia ambiente | 2008-2013 | 15 | 1 | BLS | D3W |
| passat estate | 2008-2011 | 30 | 1 | BLS | D3W |
| caddy panel van | 2008-2010 | 30 | |||
| Touran 1.9 | 2008-2010 | 30 | 1 | PR: | |
| GOLF VARIANT 07> | 2007- | 30 | 1 | BLS.BMM | |
| GOLF PLUS 08> | 2007- | 30 | 648X418 | ||
| Passat/4Motion 08 | 2007- | 30 | 1 | BLS | D3W |
| Audi A3/S3/Sportb./qu. 08 | 2007- | 1 | 1 | PR:9AK,9AP+ | 8Z |
| Audi A3 Cab. 2.0 TDI | 2007-2013 | 1 | 1 | BLS | TG0 |
| TOURAN | 2006- | 30 | |||
| EOS-Cabriolet-Coupe | 2006- | 30 | 1 | D7N,G1A,8Z5,8Z7 | |
| ALTEA 07> | 2006- | 30 | 1 | D3W | |
| GOLF PLUS 05> | 2005- | 30 | 648X418 | ||
| LEON 06> | 2005- | 30 | 1 | D3W | |
| Passat/4Motion | 2005-2007 | 30 | 1 | BLS | D3W |
| Audi A3/S3/quattro | 2005-2007 | 1 | 1 | BLS | TG0 |
| TOURAN | 2005-2006 | 30 | |||
| CADDY | 2004- | 30 | 648X418 | ||
| TOLEDO 05> | 2004- | 30 | 1 | BLS | D3W |
| OCTAVIA/COMBI/4X4 04> | 2004- | 15 | 648X418 | ||
| ALTEA | 2004-2006 | 30 | 1 | BLS | D3W |
Other markets (2)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| Golf/Rabbit 08> | 2007- | 30 | 648X418 | ||
| Golf/Rabbit | 2005-2007 | 30 | 648X418 |
Diagrams & fitment data powered by oemdiagrams.com
1K0121251AK Audi Radiator | Engine Cooling System is fitted on: Altea XL Reference 2010-2013; Audi A3 Sportback 2008-2013; superb comfort 2008-2013; octavia ambiente 2008-2013; passat estate 2008-2011; caddy panel van 2008-2010; Touran 1.9 2008-2010; GOLF VARIANT 07> 2007-; GOLF PLUS 08> 2007-; Passat/4Motion 08 2007-; Audi A3/S3/Sportb./qu. 08 2007-; Audi A3 Cab. 2.0 TDI 2007-2013; TOURAN 2006-; EOS-Cabriolet-Coupe 2006-; ALTEA 07> 2006-; GOLF PLUS 05> 2005-; LEON 06> 2005-; Passat/4Motion 2005-2007; Audi A3/S3/quattro 2005-2007; TOURAN 2005-2006; CADDY 2004-; TOLEDO 05> 2004-; OCTAVIA/COMBI/4X4 04> 2004-; ALTEA 2004-2006; Golf/Rabbit 08> 2007-; Golf/Rabbit 2005-2007.