I also renewed mine recently (2002 4/4, blacktop 1.8 Zetec). The pulley was Gates T36199, and accessory belt was Gates micro-v 6PK1903. The original accessory belt was Gates micro-v 68437 but this seems to have been superseded.

1994 +8, BMW Calypso Red.
2002 4/4, 4 seater, BMW Calypso Red.
How do you open the boot?