LOT 126 O: Nexgrill Model # 720 0830H EstateSales.org Main Shaft Precision Transmission Component MF OEM 9004881M1 Sparex Part S.107351. The Sparex Main Shaft S. 107351 is a critical transmission component designed to deliver smooth, consistent power transfer within tractor gearbox systems. It ensures reliable alignment and performance across demanding agricultural and industrial operations, maintaining optimal drivetrain functionality under heavy load conditions. Precision engineered for maximum durability, this main shaft meets strict dimensional standards for a perfect fit within the gearbox housing. Built to withstand torsional stress and high rotational forces, it supports efficient power delivery to secondary transmission components for long lasting, dependable service. Manufactured by Sparex to meet or exceed OEM performance, this part directly cross references with Massey Ferguson OEM numbers 9004881M1 and 9004880M91. As a trusted aftermarket solution, it provides exceptional compatibility with Massey Ferguson and Challenger tractors requiring original spec gearbox replacement parts. Perfect for professional mechanics, farmers, and technicians performing transmission rebuilds or maintenance on Massey Ferguson models including 281, 292, 475, 492, 5355, and Challenger MT434 tractors. Key Features High precision machined main shaft for gearbox power transmission Engineered for strength and longevity under heavy mechanical load OEM equivalent to Massey Ferguson 9004881M1 and 9004880M91 Compatible with select Massey Ferguson and Challenger models Manufactured to exacting Sparex quality and dimensional standards Ensures smooth operation and power transfer in tractor gearboxes Perfect for: Tractor transmission rebuilds, gearbox servicing, and heavy duty drivetrain maintenance. Explore More: Pumps motors Couplings & Shafts Tractor Couplings & Shafts Tractor Transmission