PEM Lightweight Ring & Pinion - 6.00 Ratio - 28 Spline - Ford 9 in NMO-MT-BNC Mechanical Secondary Holley 4150 /

Mechanical Secondary Holley 4150 / 4150 HP Carburetors

SRP pistons

Zinc Plated FittingsRussell® Performance Products is the leader in advanced fluid transfer systems

2008-2017 Freightliner MT55

The Best Engine Control Products for Performance and Racing Enthusiasts

PEM Lightweight Ring & Pinion - 6.00 Ratio - 28 Spline - Ford 9 in NMO-MT-BNC Mechanical Secondary Holley 4150 /Product Description: Ring and Pinion Lightweight 6. 00 Ratio 28 Spline Ford 9 in PEM has 20+ years experience in the manufacturing business. We are based in the midwest about 1 hour Southwest of St. Louis, MO on I 44. Our goal is to serve you with quality rear end and drive shaft products with competitive pricing. Show more