It took me a week to make this, i could have done it in a day but i didnt feel like it.
I have built this for a competition with @Stocktonaerospace.

Anyways,

Ag 1 - engine
Ag 2 - lights
Ag 3 - attach trailer
Ag 4 - work mode
Ag 5 - attach counterweight
Ag 6 - lower drawbars
Ag 7 - brakelights

Detailed interior included

Description:
The JCB 4220 Fastrac is a versatile, high-performance agricultural tractor designed to deliver exceptional speed, comfort, and efficiency. Equipped with a powerful 6.6-liter, 220-horsepower engine, it boasts impressive torque and fuel efficiency, making it ideal for a wide range of farming tasks.

One of the standout features of the JCB 4220 Fastrac is its full suspension system on both the front and rear axles, providing unmatched ride comfort and stability even at high speeds. Its advanced CVT (Continuously Variable Transmission) ensures smooth and responsive power delivery, while the four-wheel steering enhances maneuverability in tight spaces and across varied terrains.

The spacious, ergonomically designed cab offers excellent visibility and a comfortable working environment, featuring easy-to-use controls and advanced technology for precise operations. With its ability to travel at speeds up to 37 mph, the JCB 4220 Fastrac reduces travel time between fields, increasing overall productivity.

Built for durability, efficiency, and operator comfort, the JCB 4220 Fastrac is a reliable choice for modern agricultural operations, excelling in both fieldwork and road transport.

The trailer and counterweight will be in a differant post along with a step-by-step gide on how to use and attach them.

Refferance image: