SCITOO Yellow PTO Shaft 43-71 in | 1-3/8 in 6-Spline Driveline for Mowers, Tillers & Tractors

Overview

The SCITOO Yellow PTO Shaft is a rugged, adaptable driveline designed to handle common tractor, mower, and tiller tasks with clarity and reliability. Its telescoping reach, paired with a sturdy build, supports flexible alignment across a range of machines and working conditions, helping operators maintain steady power delivery without forcing mismatched components.

Key features and benefits are delivered through thoughtful design and durable materials. The shaft combines a telescoping steel tube with a universal joint and carefully chosen yokes to create a robust connection between tractor and implement. End connections are purpose built to fit typical agricultural gear, enhancing compatibility without sacrificing strength.

Design and build

Engineered to withstand the daily demands of outdoor equipment, this PTO shaft uses a telescoping mechanism for length adjustment and a reliable universal joint. The tractor end measures 1-3/8 inches with 6 splines, while the implement end is a round 1-3/8 inch connection. The shielded housing protects inner components, helping to reduce wear and maintain smooth operation over time.

The internal assembly features a 20CrMnTi carburized steel universal joint and a Q345 steel tube inside the protective shield. This combination emphasizes durability under load and resistance to stress during heavy use, while maintaining a compact profile for easier installation.

Power and performance

Across its operating range, the shaft is designed to handle varying loads. At 540 rpm, it supports up to 35 horsepower (26 kW) with torque around 460 Nm, and at 1000 rpm it can accommodate up to 55 horsepower (40 kW) with torque near 380 Nm. These figures reflect typical PTO demands for common field tasks, though actual performance depends on proper matching and setup.

Ease of use and compatibility

Designed for straightforward assembly, this extender shaft is suitable as a direct replacement in many setups. Its broad applicability spans mowers, rotary tillers, tractors, and other PTO-driven implements, offering a flexible solution when adjusting to different attachment configurations.

What to consider

• Adjustable length from a compressed 43 inches to an extended 71 inches to fit multiple machines
• Two sides of the drive line can operate at different speeds, enabling flexible workload handling
• High-quality materials and shielding for durability under field conditions
• End connections specified for common tractor and implement interfaces

Practical notes

• Easy to assemble and install as a replacement part
• Best used with compatible implements and tractors to maximize efficiency
• Regular inspection of the shield and joints helps maintain performance over time

While this shaft offers versatile fitment and strong construction, actual outcomes depend on correct pairing with your equipment and proper usage. If your setup aligns with the specifications above, the SCITOO Yellow PTO Shaft presents a practical option for extending reach and maintaining consistent drive in outdoor machinery.