The Perkins 3117L251 Pinion is a genuine OEM component featuring 11 teeth, designed for optimal performance in Perkins 400 Series engines, including models such as the 403D-15, 404D-22, 404C-22, and 404A-22. This high-quality pinion ensures precise power transmission and long-lasting durability, crucial for maintaining engine efficiency and reliability. Manufactured to strict Perkins specifications, it guarantees a perfect fit and seamless integration within the engine's internal mechanisms, weighing approximately 0.12 kg with dimensions of 95 mm length, 51 mm width, and 51 mm height.