4R100 Accumulator Valve Body

Features:

• Fits 1999–2003 Ford 4R100 transmissions
• Compatible with 7.3L Powerstroke engines
• Improves shift firmness and consistency
• Increases oil delivery to key areas
• Enhances transmission response under load
• Ideal for towing and performance builds
• Designed for F-250, F-350, and F-450 trucks
• Diesel-specific tuning and fitment
• Built to extend transmission longevity
• Includes complete accumulator valve body kit

Restore Confidence in Your Shifts

If your 4R100 transmission is starting to feel sluggish or unpredictable, especially under load, it may be time for an upgrade that brings back crisp, confident shifting. The ATS 303-903-3224 Accumulator Valve Body is designed specifically for 1999 to 2003 Ford Super Duty trucks equipped with the legendary 7.3L Powerstroke. This kit directly addresses common issues with delayed or soft shifts by controlling shift firmness and increasing the volume of oil delivered inside the transmission. Whether you’re towing a heavy trailer, hauling tools, or just want your truck to feel tighter and more responsive, this valve body is built to handle the job.

Built for Work and Weekend Warriors

Designed by ATS Diesel Performance, a name trusted by diesel enthusiasts across the country, this valve body isn’t just a repair—it’s an upgrade. By improving internal fluid flow, it helps reduce wear on transmission components and keeps everything operating within the right pressure range, even during demanding use. The result is more reliable shifting that feels smooth but strong, especially when you’re pushing the truck harder than stock settings were ever meant to handle. It’s a great option for daily-driven work trucks or weekend tow rigs that need performance without compromise. With everything included in the kit, installation is straightforward, making this a practical choice whether you're rebuilding or simply upgrading your drivetrain.

Fits: 1999, 2000, 2001, 2002, 2003 Ford F250/F350 7.3L Powerstroke