The New Holland 81863423 is a genuine OEM shim, also known as a thickness plate or 'dikteplaat', designed for precise adjustments in various New Holland agricultural and construction equipment. This essential component ensures proper spacing and alignment, contributing to the optimal performance and longevity of critical machinery systems. Manufactured to New Holland's exacting standards, it guarantees a perfect fit and reliable operation across a wide range of models including T-series tractors, CX and CR combines, FR forage harvesters, L-series skid steer loaders, and W-series wheel loaders.