Raybestos 5046R Disc Brake Rotor - Front

Brand	Raybestos 5046R
Position	Front
Discard Thickness	1.465
Discard Thickness	37.200
Nominal Thickness	1.535
Nominal Thickness	39.000
Overall Height	3.080
Overall Height	78.250
Outside Diameter	12.875
Outside Diameter	327.000
Mounting Bolt Hole Quantity	8
Solid Or Vented Type Rotor	Solid
Center Hole Diameter	127.150
Center Hole Diameter	5.005
Mounting Bolt Hole Circle Diameter	165.100
Mounting Bolt Hole Circle Diameter	6.500
Mounting Bolt Hole Diameter	0.588
Mounting Bolt Hole Diameter	14.950
Stud/Lug Hole Quantity	8
Conventional Or Drum-In-Hat Type Rotor	Conventional
Product line	Raybestos R-Line
Fits	Chevrolet, Dodge, and GMC · 54 vehicles

Solid rotor. Conventional design for dependable braking performance.

Raybestos R-Line. A trusted line of brake components for everyday service.

Cross-references Centric Parts 121.66004, Dorman - Conduct-Tite 85822 and Dorman - HELP 14673 for the same application. See all 57.

$80.94Free shipping

Out of stock

Step 1 — Confirm fitment

Free return shipping if it doesn't fit when you check fitment here first.

Confirm position

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.

Free shipping to the continental U.S.

Free returns within 60 days if it doesn't fit when fitment is verified.

Not what you need? See all Disc Brake Rotor options

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.

This part fits 54 vehicles

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

Year	Make	Model	Body Type	Position	Notes
2000	Chevrolet	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
2000	GMC	K3500	Extended Cab Pickup	Front	Replaces 5046RGS; Raybestos R-Line
1999	Chevrolet	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1999	GMC	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1998	Chevrolet	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1998	GMC	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1997	Chevrolet	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1997	GMC	K3500	Cab & Chassis	Front	Replaces 5046RGS; Raybestos R-Line
1996	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1996	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1995	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1995	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1994	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1994	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1993	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1993	Dodge	W350	—	Front	With Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1993	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1992	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1992	Dodge	W350	—	Front	With Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1992	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1991	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1991	Chevrolet	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1991	Dodge	W350	—	Front	With Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1991	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1991	GMC	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1990	Chevrolet	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1990	Chevrolet	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1990	Dodge	W350	—	Front	With Dual Rear Wheels; with Casting # 102762 on Hub; R-Line
1990	GMC	K3500	—	Front	Replaces 5046RGS; Raybestos R-Line
1990	GMC	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1989	Chevrolet	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1989	GMC	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1988	Chevrolet	V30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1988	GMC	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1987	Chevrolet	V30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1987	GMC	V3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1986	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1986	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1985	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1985	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1984	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1984	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1983	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1983	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1982	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1982	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1981	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1981	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1980	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1980	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1979	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1979	GMC	K3500	—	Front	Fits vehicles with dual rear wheels.; R-Line
1978	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
1977	Chevrolet	K30	—	Front	Fits vehicles with dual rear wheels.; R-Line
No rows match your filter.

Directly replaces or cross-references 57 part numbers

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

Centric Parts — 121.66004Dorman - Conduct-Tite — 85822Dorman - HELP — 14673DuraGo — BR5564Hayden — 5046Monroe Shocks & Struts — 5564PowerStop — AR8604Raybestos Brakes — 5046RRemy — 14715Schaeffler — 101640StopTech — 126.66004SLStopTech — 127.66004LStopTech — 127.66004R09.9121.8514-556452-6059789-44004120.66004126.66004SR177-704789-4400415665046RGS5564G6042272756059714146832532844255746282547598652611963504666240204506132450613246150461403911915635678AR8604EAX5564BD60597BR1375BR55640D4673D4715D17301E-8407E-8445G14715P60597R448407R448445X50360YH2557YH141468