Check the listing for details. Piston Liner Shim for Mack E7/E-Tech/ASET. Ref# 505GC26P4 Size (.004in). 1 Qty.. Condition: New. Listed at 16.00 USD. New Genuine PAI Piston Sleeve/Liner Shim P/N ELS-8315-004 (Quantity of 1). Alternative and other replacement reference part numbers: Mack 505GC26P4, 25101519, 4103-5001849757. Specs: SHIM, Piston Liner (.004in) Application: Mack E7/E-Tech/ASET Piston Liners. *PAI p/n ELS-8315-004 is #13 in the above diagram. Other parts sold separately, please email for quote. Please contact us with the the Engine Family(I.E. E-7) and ESN(Engine Serial Number) 11GBA Number if you have any doubt this is the correct part or please contact your local OEM dealership for correct part # to ensure correct part. Check out my other items! We can also combine orders to save on shipping. If you need any parts not found on our eBay store let us know, we may have the part in store and we don't mind making an eBay page for it. We're an authorized dealer of PAI and Excel products, please let us know if there is any other parts you might need, thanks.