253-tooth timing belt for Audi A4 (B5, B6) and A6 (C4, C5)

For A4 (B5):
- 2.4 163 hp and 165 hp (APZ, AJG, AGA, ALF, AML, AMM, APS, ARJ)
- 2.8 190 hp (ATX)
- 2.8 193 hp (ACK, ALG, APR, AQD)

For A4 (B6):
- 2.4 163 hp and 170 hp (AMM, BDV)

For A6 (C4):
- 2.8 193 hp (ACK)

For A6 (C5):
- 2.4 136 hp (ALW, ARN, ASM)
- 2.4 156 hp (APC)
- 2.4 163 hp and 165 hp (AMM, AJG, AGA, ALF, AML, APS, APZ, ARJ)
- 2.4 170 hp (BDV)
- 2.7 230 hp and 250 hp Turbo (AJK, ARE, BES)
- 2.8 180 hp and 190 hp (AGE, ATX)
- 2.8 193 hp (ACK, ALG, AMX, APR, AQD)
- 4.2 299 hp (ARS, ASG)
- 4.2 340 hp (AQJ, ANK)