Raybestos
Element3; Coated Rotor

Raybestos 780020FZN Disc Brake Rotor - Rear

Brand Raybestos 780020FZN
Position Rear
Discard Thickness 1.118
Discard Thickness 28.400
Nominal Thickness 1.185
Nominal Thickness 30.100
Overall Height 130.800
Overall Height 5.150
Outside Diameter 12.730
Outside Diameter 323.350
Mounting Bolt Hole Quantity 8
Solid Or Vented Type Rotor Vented
Center Hole Diameter 122.950
Center Hole Diameter 4.840
Mounting Bolt Hole Circle Diameter 165.100
Mounting Bolt Hole Circle Diameter 6.500
Mounting Bolt Hole Diameter 0.682
Mounting Bolt Hole Diameter 17.300
Stud/Lug Hole Quantity 8
Conventional Or Drum-In-Hat Type Rotor Drum-in-hat
Product line Element3; Coated Rotor
Fits Dodge · 5 vehicles
$78.30Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Rotors are typically replaced in pairs, axle by axle.
Order total $78.30
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Rear Brake Rotor for Ram 2500 and Ram 3500

The Raybestos Element3 Coated Rotor 780020FZN is a rear disc brake rotor built for specific Dodge Ram heavy-duty applications. It features a vented, drum-in-hat design with a coated finish to help maintain consistent braking performance and resist corrosion on exposed surfaces.

Key Features

  • Raybestos Element3 Coated Rotor design for rear brake service
  • Vented rotor construction for heat management
  • Drum-in-hat rotor style
  • Outside diameter: 12.730 in. / 323.350 mm
  • Nominal thickness: 1.185 in. / 30.100 mm
  • Discard thickness: 1.118 in. / 28.400 mm
  • Overall height: 5.150 in. / 130.800 mm
  • 8 mounting bolt holes and 8 stud/lug holes
  • Center hole diameter: 4.840 in. / 122.950 mm
  • Mounting bolt hole circle diameter: 6.500 in. / 165.100 mm

Product Details

Raybestos 780020FZN is engineered as a rear brake rotor for 2000-2002 Dodge Ram 2500 and 2001-2002 Dodge Ram 3500 applications. The Element3 coated rotor line focuses on a corrosion-resistant finish and application-specific fitment, making it a practical replacement for rear brake service on these Ram trucks. This part cross-references Raybestos Brakes 780020 and 780020R for the same application.

Common Problems This Rotor Can Address

  • Rear brake pulsation from worn rotor surfaces
  • Brake noise caused by uneven rotor wear
  • Corrosion on exposed rotor areas
  • Reduced braking consistency from rotor thickness loss
  • Service replacement for rear brake wear on Ram 2500 and Ram 3500 trucks

Installation Notes and Tips

Verify rear axle and brake configuration before installation. Compare the new rotor to the original part for outside diameter, center hole diameter, bolt pattern, and overall height to confirm proper fit on the vehicle. Clean the hub mounting surface before installing the rotor to help reduce runout-related brake issues.

Quality Assurance

Raybestos Element3 coated rotors are built to meet application-specific replacement needs for brake service. Confirm fitment for 2000-2002 Dodge Ram 2500, rear, and 2001-2002 Dodge Ram 3500, rear before purchase. Part number 780020FZN is also referenced as 780020FZN in Raybestos Brakes listings.

This part fits 5 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
2002DodgeRam 2500RearElement3; Coated Rotor
2002DodgeRam 3500RearElement3; Coated Rotor
2001DodgeRam 2500RearElement3; Coated Rotor
2001DodgeRam 3500RearElement3; Coated Rotor
2000DodgeRam 2500RearElement3; Coated Rotor
Directly replaces or cross-references 50 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
09.9042.85103767120.67051120.67051CRY121.67051125760126.67051CSL126.67051CSR126.67051SL126.67051SR127.67051CL127.67051CR127.67051L127.67051R14-5300314535716010178211375-C253980427272320.67051F32555049122052-12576052009932AA5300353003DG6620174780020780020FZN780020PER780020R780020RGS8078002081-12576089-40051AR8753AR8753EAR8753EVCAX53003BD125760BD125760EBR53003DL53003PS125760Q4159X51457YH145357YH145357CYH145357P