RR20-145-DPX Performance Differential | Meritor Rear Rear Tandem | Pulling Trucks & Tractors

RR20-145 DPX Performance Rear-Rear Differential | Built for Competitive Truck & Tractor Pulling

The RR20-145 DPX Performance is a purpose-built rear-rear tandem differential engineered in our DPX Performance shop specifically for serious competitive pulling teams. This is not a standard remanufactured unit — it’s a high-performance build featuring a lightweight aluminum carrier with integrated snubber bolt and a full SCS Gearbox performance spool.

Trusted by pulling teams across the country, every DPX Performance differential is remanufactured in Mansfield, Ohio with the highest level of attention to detail for maximum durability and pulling power.

Highlights

• Build Series: DPX Performance Power
• Application: Competitive Truck & Tractor Pulling
• Axle Family: Meritor / Rockwell 20-145 Series
• Key Upgrades: Lightweight aluminum cap & carrier with snubber bolt
• Spool: SCS Gearbox full performance spool (installed)
• Position: Rear-rear tandem (no power divider)
• GAWR Equivalent: 40,000 lb
• Warranty: Sold as-is — No warranty (racing component)

What’s Included

• Fully assembled RR20-145 DPX Performance rear-rear differential
• Installed SCS Gearbox performance spool
• Lightweight aluminum carrier with snubber bolt
• Rebuilt to your chosen pulling ratio

Fitment & Important Notes

• Designed strictly for motorsport and competitive pulling use
• Not intended for street, linehaul, or vocational service
• Please verify axle compatibility and desired ratio prior to ordering
• No warranty — sold as a high-performance racing component

Image Disclaimer

Photos shown are representative of previous DPX Performance builds. Final appearance and configuration may vary based on chosen ratio and options.

Call to Order

Call DPX Performance for current build pricing and ratio availability: 419-522-3320

DPX Performance Power — Born from experience. Built for the win.