6634-K883-V001Description 6634 SDM Upgrade Kit Long RHS (Refurbished) $1,500.00 Quantity discounts available QuantityPrice Quantity -+ Add to Cart Detailed Description 6634 SDM Upgrade Kit. -- The 6634 SDM Upgrade Kit includes: Entire SDM, Long Infeed Assembly, RH Shutter, Brackets, and harnesses for "in field" insta... Detailed DescriptionBackDetailed Description6634 SDM Upgrade Kit. -- The 6634 SDM Upgrade Kit includes: Entire SDM, Long Infeed Assembly, RH Shutter, Brackets, and harnesses for "in field" installation.See MoreSee Less