There are separate bearing sleeves in all camshaft bearing locations and the drilling for the camshaft rear end is covered with a plug
Disassembly and Assembly (8016 7-27942LX)
Group 10—Transmission Control Unit (TCU) Diagnostic
servicing and repair of Challenger
SECTION 80 – WHEELS AND AXLES
John Deere LA105, LA115, LA125, LA135, LA145, LA155, LA165, LA175 Tractors Repair Manual Workshop Guide There are separate bearing sleevesFormat : PDF SUPPLIED AS DOWNLOADABLE LINK Manual Included: Technical Manual: 603 Pages Specifications: Brand: John Deere Model: LA105, LA115, LA125, LA135, LA145, LA155, LA165, LA175 Type: Lawn Tractor Manuals: Technical Manual Publication Numbers: TM103419 Language: English Format: PDF Description Table of Contents Specifications and Information Engine (B&S Single Cylinder) Engine (B&S V Twin Cylinder) Electrical Power Train (Gear) Power Train