Mag-Hytec Deep Sump Transmission Pan 2001-2019 LB7/LLY/LBZ/LMM/LML/L5P

Part# GMA1000


WARNING: Cancer and Reproductive Harm - www.P65Warnings.Ca.Gov

Fits: 2001 thru 2019 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY/LBZ/LMM/LML/L5P With Allison Transmission

If you are towing, running oversize tires, or making more power than stock you will want to add the extra protection that these pans offer.

The Mag-Hytec pan is constructed of high quality aircraft aluminum and has a powder-coated finish. The bolts are zinc plated allan head screws and the washers are stainless steel. These components require no maintenance. These pans do not require the OE style gasket, they come with O-ring style seal.


  • 4.5 Quarts over stock
  • 10.5 quarts of total capacity
  • Made with aircraft aluminum
  • Powder coat finish
  • No maintenance required
  • No need for OE style gasket (O-ring style seal included)


  • 1 Mag-Hytec Transmission Pan with O-ring (ARP 568-282) installed
  • 13 8 MM X 25 MM Zinc plated Allen head cap screws (Torque 12-16 ft. lbs)
  • 14 5/16" stainless AN washers
  • 1 Drain plug assembly with magnet and O-ring (ARP 568-910) installed
  • 1 1/8" pipe plug SS (for optional temperature sender not included)


  • Deep Transmission Filter Lock NOT Needed, This Pan has a lock built in
  • The Allison deep pan filter must be used with the Mag-Hytec pan. Failure to do so can result in transmission failure. 
  • also fits 2000 / 2400 series

Install Instructions