HomeBrake > Drums and RotorsDynamite Friction 631-18000R Disc Brake Rotor - Front Right
Part #: 631-18000R

Dynamite Friction 631-18000R Disc Brake Rotor - Front Right

DFC Brake Rotor - Drilled and Slotted - Silver, Front Right
2 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
DFC Brake Rotor - Drilled and Slotted - Silver, Front Right
Fitment: Pontiac, LeMans
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of the DFC Brake Rotor - Drilled and Slotted - Silver

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-18000R) is engineered for Pontiac LeMans vehicles requiring reliable braking performance. This vented disc brake rotor features a directional, slotted and drilled surface designed to enhance heat dissipation and maintain consistent stopping power.

  • Compatible with Pontiac LeMans models
  • Directional drilled and slotted surface for improved brake pad bite and heat management
  • Vented rotor design to reduce brake fade
  • Zinc silver hat finish with rust-resistant coating for corrosion protection
  • Nominal thickness of 24 mm with a discard thickness of 21 mm
  • Four bolt holes with 14.2 mm diameter and 100 mm bolt circle diameter
  • Overall diameter of 256 mm and height of 41.1 mm

Detailed Product Description

This Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver is a vented disc brake rotor designed to optimize braking efficiency for Pontiac LeMans vehicles. The rotor’s surface combines drilled holes and slots arranged directionally to help evacuate gases, dust, and water, which can accumulate during braking. This design supports consistent brake pad contact and reduces the risk of brake fade under demanding conditions.

The rotor features a nominal thickness of 24 mm and a discard thickness of 21 mm, ensuring a durable lifespan while maintaining safety standards. The zinc silver hat finish provides corrosion resistance, extending the rotor’s service life. With four bolt holes sized at 14.2 mm and a bolt circle diameter of 100 mm, this rotor fits securely on the specified vehicle hub. The overall diameter of 256 mm and height of 41.1 mm are engineered to match the original equipment specifications for the Pontiac LeMans.

About the DFC Brake Rotor - Drilled and Slotted - Silver Product Line

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled and slotted surfaces with corrosion-resistant finishes. This product line is designed to provide enhanced braking performance and durability, particularly for vehicles like the Pontiac LeMans that benefit from improved heat dissipation and rotor longevity. The silver zinc coating on the rotor hat helps prevent rust, maintaining both function and appearance over time.

Common Applications and Problem Solving

  • Replacement for worn or warped rotors on Pontiac LeMans
  • Improves braking performance in wet or dusty conditions
  • Reduces brake fade during extended or aggressive braking
  • Addresses rotor corrosion issues with rust-resistant coating
  • Maintains consistent brake pad contact through directional slotted and drilled design

Installation Notes and Tips

  • Ensure rotor thickness is above discard thickness (21 mm) before installation
  • Clean mounting surface to prevent rotor runout
  • Torque bolts to manufacturer specifications for secure fitment
  • Check compatibility with existing brake pads and calipers on Pontiac LeMans
  • Inspect brake system components for wear during rotor replacement

Quality Assurance

Dynamite Friction manufactures the 631-18000R rotor to meet or exceed OEM specifications for fit and function on Pontiac LeMans vehicles. The rust-resistant zinc silver coating and vented rotor design contribute to long-term durability. While no specific warranty information is provided, the product is engineered for consistent performance and reliability within its intended application.

BrandDynamite Friction
Part Number631-18000R
PositionDFC Brake Rotor - Drilled and Slotted - Silver, Front Right
Discard Thickness21
Nominal Thickness24
Bolt Hole Diameter14.2
Disc FinishPlain
Hat FinishZinc silver
Rust Resistant CoatingYes
Bolt Hole Quantity4
Overall Height41.1
Outside Diameter256
Height41.1
Surface TypeSlotted x drilled
Solid Or Vented Type RotorVented
Center Hole Diameter60
Stud/Lug Hole Quantity4
Stud/Lug Hole Diameter14.2
Directional or Non-Directional Brake SurfaceDirectional
Bolt Circle Diameter100
Stud/Lug Hole Circle Diameter100

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1990PontiacLeMans2.0LL4Front RightDFC Brake Rotor - Drilled and Slotted - Silver
1989PontiacLeMans2.0LL4Front RightDFC Brake Rotor - Drilled and Slotted - Silver

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