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Raybestos 5046R Disc Brake Rotor - FrontOE Quality 60-Day Returns
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Part #: 5046R

Raybestos 5046R Disc Brake Rotor - Front

Raybestos R-Line, Front
⚙️ 54 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Raybestos R-Line, Front
🚗Fitment: Chevrolet, Dodge, and GMC, K30, K3500, V30, V3500, and W350
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Raybestos R-Line 5046R Front Brake Rotor

The Raybestos R-Line 5046R is a solid front disc brake rotor built for heavy-duty truck applications that require a direct-fit replacement with the correct dimensions and bolt pattern. It is engineered for vehicles such as Chevrolet K3500, GMC K3500, and Dodge W350 front axle applications with dual rear wheels.

Key Features

  • Part number: 5046R
  • Raybestos R-Line brake rotor for front axle use
  • Solid, conventional rotor design
  • Outside diameter: 12.875 in. (327.000 mm)
  • Nominal thickness: 1.535 in. (39.000 mm)
  • Discard thickness: 1.465 in. (37.200 mm)
  • Overall height: 3.080 in. (78.250 mm)
  • 8 mounting bolt holes and 8 stud/lug holes
  • Center hole diameter: 5.005 in. (127.150 mm)
  • Bolt circle diameter: 6.500 in. (165.100 mm)

Product Details

Raybestos R-Line 5046R is a conventional solid rotor with an 8-bolt pattern and large truck-specific dimensions for front brake service. The R-Line product line focuses on direct replacement brake components for everyday repair work, and this rotor matches the listed OE-style fitment for front applications on Chevrolet K3500, GMC K3500, Chevrolet V3500, GMC V3500, Chevrolet V30, Chevrolet K30, and Dodge W350 models. This part cross-references Monroe Shocks & Struts 5564 for the same application.

Fitment

  • Fits 1990-2000 Chevrolet K3500, front; replaces 5046RGS; Raybestos R-Line.
  • Fits 1990-2000 GMC K3500, front; replaces 5046RGS; Raybestos R-Line.
  • Fits 1990-1993 Dodge W350, front; with dual rear wheels; with Casting # 102762 on Hub; R-Line.
  • Fits 1989-1991 Chevrolet V3500, front; fits vehicles with dual rear wheels; R-Line.
  • Fits 1987-1991 GMC V3500, front; fits vehicles with dual rear wheels; R-Line.
  • Fits 1987-1988 Chevrolet V30, front; fits vehicles with dual rear wheels; R-Line.
  • Fits 1977-1986 Chevrolet K30, front; fits vehicles with dual rear wheels; R-Line.
  • Fits 1979-1986 GMC K3500, front; fits vehicles with dual rear wheels; R-Line.

Installation Notes and Tips

Verify rotor dimensions, bolt circle, center hole diameter, and hub casting details before installation. This rotor is listed for front position only, so confirm the vehicle’s axle configuration and dual rear wheel setup where noted. Always inspect pads, calipers, and hub surfaces during brake service to ensure proper rotor seating and braking performance.

Quality Assurance

Raybestos is a long-established brake brand with the R-Line positioned as a direct replacement line for routine brake repairs. The 5046R is specified with exact dimensional data and confirmed interchange references to support accurate parts matching for heavy-duty front brake applications.

BrandRaybestos
Part Number5046R
PositionRaybestos R-Line, Front
Discard Thickness1.465
Discard Thickness37.200
Nominal Thickness1.535
Nominal Thickness39.000
Overall Height3.080
Overall Height78.250
Outside Diameter12.875
Outside Diameter327.000
Mounting Bolt Hole Quantity8
Solid Or Vented Type RotorSolid
Center Hole Diameter127.150
Center Hole Diameter5.005
Mounting Bolt Hole Circle Diameter165.100
Mounting Bolt Hole Circle Diameter6.500
Mounting Bolt Hole Diameter0.588
Mounting Bolt Hole Diameter14.950
Stud/Lug Hole Quantity8
Conventional Or Drum-In-Hat Type RotorConventional

This part fits 54 vehicles. Search below:

YearMakeModelBody TypePositionNotes
2000ChevroletK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
2000GMCK3500Extended Cab PickupFrontReplaces 5046RGS; Raybestos R-Line
1999ChevroletK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1999GMCK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1998ChevroletK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1998GMCK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1997ChevroletK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1997GMCK3500Cab & ChassisFrontReplaces 5046RGS; Raybestos R-Line
1996ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1996GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1995ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1995GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1994ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1994GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1993ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1993DodgeW350FrontWith Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1993GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1992ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1992DodgeW350FrontWith Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1992GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1991ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1991ChevroletV3500FrontFits vehicles with dual rear wheels.; R-Line
1991DodgeW350FrontWith Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1991GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1991GMCV3500FrontFits vehicles with dual rear wheels.; R-Line
1990ChevroletK3500FrontReplaces 5046RGS; Raybestos R-Line
1990ChevroletV3500FrontFits vehicles with dual rear wheels.; R-Line
1990DodgeW350FrontWith Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1990GMCK3500FrontReplaces 5046RGS; Raybestos R-Line
1990GMCV3500FrontFits vehicles with dual rear wheels.; R-Line
1989ChevroletV3500FrontFits vehicles with dual rear wheels.; R-Line
1989GMCV3500FrontFits vehicles with dual rear wheels.; R-Line
1988ChevroletV30FrontFits vehicles with dual rear wheels.; R-Line
1988GMCV3500FrontFits vehicles with dual rear wheels.; R-Line
1987ChevroletV30FrontFits vehicles with dual rear wheels.; R-Line
1987GMCV3500FrontFits vehicles with dual rear wheels.; R-Line
1986ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1986GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1985ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1985GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1984ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1984GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1983ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1983GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1982ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1982GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1981ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1981GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1980ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1980GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1979ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1979GMCK3500FrontFits vehicles with dual rear wheels.; R-Line
1978ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line
1977ChevroletK30FrontFits vehicles with dual rear wheels.; R-Line

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

This part directly replaces or is cross-referenced with the following part numbers:

0450613209.9121.85101640120.66004121.66004126.66004SL126.66004SR127.66004L127.66004R14-5564140391191414681467314715156356781566177-704272753253284425574506132461504646282547598650465046R5046RGS52-6059752611955645564G604260597635046662402789-440048582289-44004AR8604AR8604EAX5564BD60597BR1375BR5564BR55640D17301D4673D4715E-8407E-8445G14715P60597R448407R448445X50360YH141468YH2557

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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