HomeBrake > Brake HydraulicsDynamite Friction 331-40681 Disc Brake Caliper - Rear Left
Part #: 331-40681

Dynamite Friction 331-40681 Disc Brake Caliper - Rear Left

DFC Premium Caliper - Silver Zinc Coated, Rear Left
⚙️ 14 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦DFC Premium Caliper - Silver Zinc Coated, Rear Left
🚗Fitment: Ram, 2500 and 3500
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Disc Brake Caliper for Ram 2500 and 3500

The Dynamite Friction DFC Premium Caliper - Silver Zinc Coated (part number 331-40681) is designed to provide consistent braking performance for Ram 2500 and 3500 models. Engineered with quality materials and precise specifications, this disc brake caliper ensures dependable operation in demanding conditions.

  • Compatible with Ram 2500 and Ram 3500 models
  • Includes bleeder screw for easy brake fluid maintenance
  • Features two phenolic pistons with a 48mm diameter each
  • Silver zinc coating for corrosion resistance
  • Disc brake caliper without brake pads included

DFC Premium Caliper - Silver Zinc Coated Product Line

The DFC Premium Caliper - Silver Zinc Coated line by Dynamite Friction focuses on durability and corrosion resistance through its specialized silver zinc coating. This protective finish helps extend the caliper's service life by reducing rust and wear, making it suitable for heavy-duty applications such as those found in Ram 2500 and 3500 trucks. The product line emphasizes reliable hydraulic performance with phenolic pistons designed to reduce heat transfer and improve braking response.

Technical Details and Features

This disc brake caliper features two phenolic pistons, each measuring 48mm in diameter. Phenolic pistons are known for their lightweight and heat-resistant properties, which help minimize brake fade and maintain consistent braking under heavy loads. The inclusion of a bleeder screw simplifies brake system maintenance by allowing efficient removal of air from the brake lines. Note that brake pads are not included with this caliper, so pads must be sourced separately.

Applications and Problem Solving

  • Replacement for worn or damaged calipers on Ram 2500 and 3500 models
  • Addresses brake fluid leakage issues with a reliable bleeder screw
  • Improves braking consistency by utilizing phenolic pistons to reduce heat transfer
  • Helps prevent corrosion-related failures with silver zinc coating
  • Suitable for restoring hydraulic brake function in heavy-duty Ram trucks

Installation Notes and Tips

When installing the Dynamite Friction 331-40681 caliper, ensure the brake system is properly bled using the included bleeder screw to remove any trapped air. Verify piston movement and seal integrity before mounting. Since brake pads are not included, select compatible pads designed for Ram 2500 or 3500 disc brakes. Follow manufacturer torque specifications for mounting bolts to maintain safety and performance.

Quality Assurance and Warranty

Dynamite Friction manufactures the DFC Premium Caliper - Silver Zinc Coated to meet industry standards for brake hydraulics. The phenolic pistons and corrosion-resistant coating contribute to long-term durability. While specific warranty details are not provided, Dynamite Friction products typically adhere to quality control processes to ensure reliable operation in heavy-duty applications.

BrandDynamite Friction
Part Number331-40681
PositionDFC Premium Caliper - Silver Zinc Coated, Rear Left
Pads IncludedNo
Bleeder Screw IncludedYes
Piston Quantity2
Piston Diameter48
Piston MaterialPhenolic

This part fits 14 vehicles. Search below:

YearMakeModelPositionNotes
2025Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2025Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2024Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2024Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2023Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2023Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2022Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2022Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2021Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2021Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2020Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2020Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated
2019Ram2500Rear LeftDFC Premium Caliper - Silver Zinc Coated
2019Ram3500Rear LeftSRW; DFC Premium Caliper - Silver Zinc Coated

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.