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Race Guide
GRIM Challenge 8
Date / Time
Length
8.00 miles (12.9 km)
Description
Grim is one of the UK's biggest multi-terrain adventure race held across the Army's vehicle testing grounds. Expect mud, moguls, sand dunes, water, dirt tracks and a bog!
You can predict your finish time for this race based on a recent race you've run. Enter the details below - select a similar type of race (hilliness and terrain) for the best prediction.