4 Runner 2WD L4-2693cc 2.7L DOHC MFI (1997)
Brake Drum: Testing and Inspection
Fig. 3 Measuring Brake Drum Inside Diameter
DRUM INSIDE DIAMETER
1. Using vernier calipers, measure the inside diameter of the drum.
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Standard inside diameter: 295.0 mm (11.614 inch)
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Maximum inside diameter: 297.0 mm (11.693 inch)
2. If the drum is scored or worn, the brake drum may be lathed to the maximum inside diameter.
