The Eaton Fuller Reverse Idler Shaft, part number 3315672, is a genuine OEM component sourced directly from Eaton's parts program. This shaft is the reverse idler shaft assembly used in the Reverse Idler Gear Assembly group across a broad range of Fuller transmissions. Confirmed fitment spans 20 Fuller transmission models, including the F-5405B-DM3, F-6405B-DM3, FO-5406B-DM3, FO-6406A-ASX, FO-6406B-DM3, FS-5106A, FS-5306A, FS-5406A, FS-6205A, FS-6306A, FS-6406A, FS-6406N, FSO-6406A, FSO-8406A, and related variants. If you need to confirm this shaft fits your specific Fuller unit, give us a call at Pro Gear and Transmission.
Features
Genuine Eaton Fuller OEM reverse idler shaft, part number 3315672
Fits the Reverse Idler Gear Assembly group (item 18 in F-5405B-DM3 manual; item 13 in FS-6205A manual)
Confirmed fitment across 20 Fuller transmission models including FS-6406A, FO-6406B-DM3, FSO-8406A, and more
Sold individually as a single-unit replacement (qty 1 per assembly)
Available from Pro Gear and Transmission
