In March 2025, Ningbo Gill Transmission Parts Co., Ltd. participated in THE 28th China Shanghai International Boats Show (THE 28th CIBS), one of Asia’s premier marine industry events. The exhibition gathered suppliers, distributors, and marine enthusiasts from around the world, providing a perfect p

Yamaha 15HP Forward Gear: Independent Carburizing Hardness & Metallographic Report At Ningbo Gill Transmission Parts Co., Ltd., we know that outboard motor gears face constant high torque, vibration, and saltwater corrosion. Insufficient surface hardness or poor case depth often leads to rapid wear

Established in 1997, Ningbo Gill Transmission Parts Co., Ltd. is located in Ningbo, Zhejiang Province, covering over 25,000 square meters of modern production facilities. With more than two decades of experience in marine gear manufacturing, we specialize in producing high-precision outboard lower u

Discover exactly how long a short shaft boat motor is, how manufacturers define shaft length, and how to measure your transom for the right fit. Learn when to choose short vs long shafts and how correct selection protects your drive shaft and propeller shaft performance.

Heat-treated crankshafts deliver superior strength, fatigue life, and reliability compared with untreated crankshafts, especially in marine engines. Learn how optimized heat treatment, materials, and standards reduce lifecycle cost and operational risk for shipowners and OEMs.

Corrosion‑resistant boat trailer parts are essential for safe, long‑term towing in harsh marine environments. Learn which materials actually stop rust, where to buy reliable galvanized and stainless hardware, and how to choose trusted suppliers using a practical expert checklist.