Richmond Ring & Pinion Set - 4.10 Ratio, 41-10 Teeth, GM 12 Bolt - 3 Series 23011313 2006-2007 Mercury Grand Marquis

2006-2007 Mercury Grand Marquis

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road racing and street rod applications pro coil system includes (2) QA1 high performance shocks

Richmond Ring & Pinion Set - 4.10 Ratio, 41-10 Teeth, GM 12 Bolt - 3 Series 23011313 2006-2007 Mercury Grand MarquisRICHMOND is the leading manufacturer of professional quality, hi performance ring and pinion sets. For over 80 years, the Double Diamond has signified the highest quality gears in the racing industry! GM 12 Bolt Installation Notes: When replacing a 2. 73 3. 90 ratio with a Richmond Hi Performance Ring & Pinion, the carrier must be replaced with a carrier from a stock 4. 10, 4. 56 or 4. 88 ratio. When installing 5. 14 to 6. 14 ring & pinion sets,