Retaining RingPart number AC1004811 is an aftermarket replacement retaining ring supplied for forklift service work. Retaining rings hold bearings, gears, and shafts in their machined grooves. They are single-use items in most service manuals and are replaced whenever a stack is taken apart, since a sprung ring will not stay seated under load. SCR Forklift Parts in Whittier, CA stocks ring - retainer (AC1004811) for forklift mechanics and parts buyers who need an aftermarket option without the OE wait. Shops buy through SCR rather than the OE channel because aftermarket lines like this one ship from inventory and cost less per repair, which matters on a high-turnover counterbalance or reach truck fleet.Aftermarket replacement part, cross-references original part number AC1004811.Need help confirming fit? Call (562) 693-7748 with your serial number.Part number variants: AC1004811, ac1004811 ⚠ Warning: Some equipment has serial-number breaks that may not be reflected in the catalog. Contact us for clarification before ordering if uncertain.SCR Forklift Parts ships from Whittier, CA with next-day delivery available across the US when needed.