FAST UNDERCAR vs Grease Monkey

Side-by-side FDD data comparison. Sourced from Franchise Disclosure Documents.

FAST UNDERCAR
Automotive
Grease Monkey
Automotive
MetricFAST UNDERCARGrease Monkey
Franchise Fee$12,500$39,900
Royalty Rate4.0%6.0%
Ad Fund Rate1.0%0.5%
Min Investment$485K$291K
Max Investment$860K$2.0M
Median Revenue (Item 19)N/A$373K
1-Year Unit Change-120
SBA Default Rate0.0%0.0%
Has Item 19✓ Yes✓ Yes

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Last updated: April 2026