MP1222

Two remanufactured MP1222 manual shift transfer cases for GM Sierra/Silverado 1500 are listed here, both option code NQG. Vendor SKU RTC1222G-2 is listed for 2007-2019 trucks with a 32 spline input shaft and a 32 rear slip female spline front output, Hollander number 412-693. Vendor SKU RTC1222G-1 is listed for 2007-2013 trucks with a 27 spline input, listed with the M30 4L60E transmission, Hollander number 412-665.

How to identify yours

Count your input splines first, 27 or 32, then confirm the tag number. RTC1222G-2 lists 19125658, 23188342, 24245350, 24247211, 24252684 and 24261506. RTC1222G-1 lists 12578111, 19125657, 23188341, 24243013, 24245264, 24245991, 24247212, 24252685 and 24261507.

A 6-month limited warranty is standard, extended cover is available on request for qualifying units at the time of purchase, and a refundable core charge may apply. Call 216-250-6666 or email sales@varietyengines.com. See the remanufacturing process, the warranty, or all transfer cases.