The Thwaites 257 articulated dumper is designed for robust performance in demanding environments, featuring a 5-tonne payload capacity and a reliable 4x4 drive system. While specific production years are not detailed, this model represents Thwaites' commitment to engineering quality and operational efficiency in its class of construction equipment. Its articulated design ensures excellent maneuverability, making it a versatile tool for various site conditions and material handling tasks.

This manual serves as a comprehensive English Parts Manual, providing detailed exploded views and parts lists for all components of the Thwaites 257. Its primary purpose is to facilitate the accurate identification and ordering of replacement parts, ensuring that maintenance and repair activities are efficient and effective. By offering clear visual references and part designations, this document is an essential resource for owners, operators, and service technicians.

The Thwaites 257 articulated dumper is designed for robust performance in demanding environments, featuring a 5-tonne payload capacity and a reliable 4x4 drive system. While specific production years are not detailed, this model represents Thwaites' commitment to engineering quality and operational efficiency in its class of construction equipment. Its articulated design ensures excellent maneuverability, making it a versatile tool for various site conditions and material handling tasks.

This manual serves as a comprehensive English Parts Manual, providing detailed exploded views and parts lists for all components of the Thwaites 257. Its primary purpose is to facilitate the accurate identification and ordering of replacement parts, ensuring that maintenance and repair activities are efficient and effective. By offering clear visual references and part designations, this document is an essential resource for owners, operators, and service technicians.