4300191 Eaton Fuller Countershift Gear

The Eaton Fuller countershaft overdrive gear, part number 4300191, is the item 9 OD gear in the countershaft assembly for a wide range of Eaton Fuller heavy-duty manual transmissions. This gear carries a superseding history from 4305071 and 4305666, and it appears as the direct replacement across 38 transmission models spanning the RTAO, RTLO, RTLOF, RTO, RTX, and RTXF series. Two are required per countershaft assembly. Dimensions measure 8.5 in. x 8.5 in. x 1.5 in. Call us to confirm proper fit for your specific transmission build.

Features

Eaton Fuller OD (overdrive) countershaft gear, item position 9 in the countershaft assembly
Supersedes part numbers 4305071 and 4305666
Two units required per countershaft assembly
Dimensions: 8.5 in. diameter x 1.5 in. height
Fits 38 transmission models including RTAO, RTLO, RTLOF, RTO, RTX, and RTXF series

Tech Specs

• Part Number: 4300191
• Part Type: Countershaft Overdrive (OD) Gear
• Brand: Eaton Fuller
• Supersedes: 4305071, 4305666
• Quantity Required Per Countershaft Assembly: 2
• Dimensions: 8.5 in. x 8.5 in. x 1.5 in.

Additional Information

Transmission Model Fitment (per Eaton Fuller illustrated parts manuals): RTAO-14710C-AC, RTAO-14710C-AS, RTAO-15710C-AC, RTAO-16710C-AC, RTAO-16710C-AS, RTLO-14718B, RTLO-14918B-T2, RTLO-14918B, RTLO-16713A-T2, RTLO-16713A, RTLO-16718B, RTLOF-14718B, RTLOF-14918B-T2, RTLOF-16713A, RTLOF-16718B, RTO-14710C-AS2, RTO-14910C-AS2, RTO-14910C-AS3, RTO-16710C-AS2, RTO-16910C-AS2, RTO-16910C-AS3, RTX-13709H, RTX-14609B, RTX-14709B, RTX-14709H, RTX-14710C, RTX-15710C, RTX-16709B, RTX-16709H, RTX-16710C, RTXF-13709H, RTXF-14609B, RTXF-14709H, RTXF-14710C, RTXF-15710C, RTXF-16709B, RTXF-16709H, RTXF-16710C. This gear also appears in kit references K-3694, K-3699, K-3700, K-3745, S-3024, and S-3025 where noted in the applicable manual groups.