Pto Adaptor, 1-3/8"-6Spl X 1-1/8"

G&G Pto Adaptor, 1-3/8"-6Spl X 1-1/8"

The 1131800 G&G PTO Adaptor is a rugged driveline adapter designed to connect a 1-3/8" 6-spline PTO to a 1-1/8" round bore shaft with a keyway for positive drive engagement. Built for dependable fit and power transfer, it’s a practical solution for equipment hookups, repairs, and retrofits where you need to transition from standard 6-spline PTO to a keyed round shaft.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 1131800
• Brand: G&G
• Product Type: PTO adaptor
• Spline Size: 1-3/8" x 6 spline
• Bore Size: 1-1/8" round bore
• Keyway Size: 1/4"
• Dimension C: 5-7/8"
• Weight: 2.69 lb

Ideal For

• Adapting a 1-3/8" 6-spline PTO to a 1-1/8" keyed round shaft
• Implement hookups, repairs, and retrofits needing a secure spline-to-bore transition
• Driveline applications where a keyway drive helps prevent slippage under load
• Farm and equipment maintenance shops stocking common PTO adaptor sizes
• Replacing worn or mismatched adapters to restore proper driveline fit and function