When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
i paid around £350 the last time i had mine done, but i did have a new main shaft fitted with bigger bearings, basically like they do at CTS.
have a chat with gearboxman, it'll cost more than a cheap somewhere, but it'll be right and last longer.