O’Fallon’s Choice for High-Performance Driveline Components

Robust, Precision-Built Parts Engineered for Missouri’s Fast Lane

Nestled just north of the bustling O’Fallon Sports Park and minutes from Frontier Park, PEM Racing delivers top-tier driveline solutions tailored to O’Fallon’s racing spirit. We craft custom drive shafts, REM-finished ring and pinion gear sets, quick-change rear ends, and full 9″ Ford rear end kits designed to excel on both dirt ovals and drag strips. Whether you’re hitting the strip at nearby Gateway Motorsports Park or tackling local street-rod meets on South Lincoln Avenue, our race-proven components—finished with cryogenic treatments and microfinishing—provide unmatched strength, longevity, and precision. Partner with the driveline experts who understand O’Fallon’s performance community.

Client Success Stories or Testimonials

Shawn Pachangi

Had the pleasure of dealing with PEM a few years back. Pricing is on point and got the custom driveshaft made in under a week. I'll be coming back for my new vehicle.

Andrew Belt

I believe I spoke with a gentleman named Brock, he was incredibly helpful and got me exactly what I needed. He mentioned a concern about my application of a certain part. He asked some questions about my utility and recommended a setup that I'm sure I'll be much happier with! 10 out 10 will order again!

Dean R

I have built two trucks and bought parts from a lot of different vendors. Randy one of the team members for PEM has the best customer service bar none! He not only knows what he is talking about, together we have tackled stumbling blocks a long the way. Thanks again Randy

Service Area Coverage

Our O’Fallon services span a broad spectrum of real estate needs, each tailored with local insight and professional care:

High-Torque Gear Assemblies

Precision REM-finished ring & pinion sets engineered for both drag racing and circle track durability.

Custom Driveshaft Solutions

Length-specific, dynamically balanced shafts built in Saint Clair for seamless power transfer and vibration-free performance.

Rapid-Swap Quick-Change Rear Ends

User-friendly cassettes and indexing plates let you swap gear ratios in minutes without specialty tools.

Turnkey 9″ Ford Rear End Packages

Complete kits with licensed housings, spools, bearings, and all required hardware.

Rear Disc Brake Conversions

High-performance brake kits to handle the demands of modern high-output engines.

Off-Road Strength Components

Reinforced axles, flange kits, and heavy-duty yokes built for Missouri’s rugged backroads.

Cryogenic & Microfinishing Services

Advanced treatments that increase fatigue life and reduce friction for extreme-duty applications.

Professional Workshop Tools

Presses, alignment fixtures, and lubricant kits to streamline your build process.

Why Choose PEM Racing

Why O’Fallon Businesses & Racers Trust Us

Missouri-Based Production
Local fabrication and finishing ensure rapid delivery and quality control on every component.
Unmatched Precision
CNC machining and REM microfinishing deliver exact tolerances for peak performance and reliability.
Quick Turnarounds
On-site capabilities cut lead times dramatically—get back to racing faster.
Customized Builds
From street rods cruising Bryan Road to pro-mods at WWTR, we tailor driveline specs to your exact needs.
Battle-Tested Durability
Preferred by drag leagues, trail riders, and collegiate teams throughout the region.
Expert Technical Support
Our team of racers and engineers provides personalized guidance from initial design through final install.

Gear Up for Peak Performance

Call PEM Racing at (636) 629-6200 or email [email protected] to start your custom driveline project in O’Fallon, MO.