Cheapest way to respray is always to use the original color. Colour changes cost more due to the need to paint the door openings
Check your paint code under your hood or A pillar. Coniston and Epsom were both used on D1s.
A friend of mine runs a land rover / range rover specialty repair shop. Based on his experience, they are capable of stopping anywhere, anytime, at any cost.
I don't know about the brakes, only their unreliability.