Undercoat

1. Chaos Black

Armour plates

1. Base : Sombre Grey on airbrush
2. Shadows + blue color : Drakenhof Nightshade on airbrush
3. Highlights: come back with Sombre Grey on airbrush
4. I used Dead White and Fire Red to paint stripes markings base coat
5. Agrax Earthshade on stripes for shading and to moderate contrast over the rest of the tank
6. Finish with a drybrush of Celestra Grey to highlight edges
7. Use sponge with Abaddon Black to add weathering

Tracks

1. Base coat : Gun Metal (Metallic)
2. Shade of Nuln Oil
3. I used brown enamel on whole tracks as first step of weathering. You could easily replace it by a layer of brown shade