Don't have Delco number.
I think the GM number for the reman unit is 10465309.
$171.- plus at GMPartsDirect.
MADParts.com [Mid Atlantic Distributors] shows $89.- for their sku# 140-582-17. They also show the following corss-reference, which may help you:
ACE: CM-9806; AES NEW: 6472N; AIM: SO-00149R; CARGO: CM6472N; ARROWHEAD (AEP): SDR0021; BECK ARNLEY: 187-6059; BOSCH NEWMAN: SR8555N; BOSCH REMAN: SR8555X; CARGO: 112898; DELCO: 10465309; DELCO: 12563852; DELCO: 323-501; DELCO: 9000806; DELCO: 9000863; DELCO: CM9806; WILSON: S-1406; FAMILY: PG260M; J & N: 410-12165; LESTER (OLD): 6478; NSA: STR-2601; RCP: 21970A; UNIPOINT: STR-2601; WAI: 2-1688-DR; WAI: 50-189; WILSON: 91-01-4385; WORLDWIDE: 25501
This info flashes on the screen unless you can freeze your browser. I don't wanna comment further. Web page is http://mad-parts.com/catalog/62/140-582-17.htm