BD Diesel Transmission Stage 4 - 2004.5-2006 Chev LLY Allison 1000 5-speed 4wd 1064724 BD Diesel Transmission Stage 4 - 2004.5-2006 Chev LLY Allison 1000 5-speed 4wd 1064724Additional Freight Shipping Charges may apply MSRP: Was: Now: $4,663.00 Out of stock. Please Call For Availability