Technical Bulletins Technical Bulletin 012 - Single Stage Manifold Update Technical Bulletin 026 - Dust Cap Technical Bulletin 027 - 30ft Front Wing Swivels Technical Bulletin 031 - 62XHD Drop Leg Modification Technical Bulletin 032 - Levee Smoother Axle Box Update Technical Bulletin 039 - 62HDX Jockey Wheel Replacement Technical Bulletin 042 - 62HDX Jockey Wheel Replacement Technical Bulletin 043 - Taper Lock Brake Disc Kelly Tillage System Swivel Rebuild Instructions Australia North America Europe