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RaybestosPart #: 56242R
Raybestos 56242R Disc Brake Rotor - Front
92 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
R-Line, Front
Fitment: Chevrolet, GMC, and Dodge, K2500, K3500, K1500 Suburban, K2500 Suburban, Tahoe, and Ram 2500
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Overview of Raybestos R-Line Disc Brake Rotor 56242R
The Raybestos R-Line Disc Brake Rotor 56242R is engineered for reliable braking performance on select Chevrolet, Dodge, and GMC trucks and SUVs. Designed as a solid rotor, it offers consistent stopping power for vehicles like the Chevrolet K1500 Suburban and Dodge Ram 2500.
- Solid disc brake rotor with 12.5-inch outside diameter
- Nominal thickness of 1.285 inches (32.65 mm) and discard thickness of 1.215 inches (30.85 mm)
- Overall height of 2.755 inches (70 mm)
- Eight mounting bolt holes with a 6.5-inch bolt circle diameter
- Center hole diameter of 5.404 inches (137.25 mm)
- Compatible with Chevrolet K1500 Suburban, K2500, K2500 Suburban, K3500, Suburban 2500, Tahoe, and Dodge Ram 2500
Detailed Product Specifications
This Raybestos R-Line rotor 56242R is a conventional solid disc brake rotor designed to meet the exact specifications required for heavy-duty trucks and SUVs. The rotor features an outside diameter of 12.5 inches (317.5 mm) and a nominal thickness of 1.285 inches (32.65 mm), ensuring durability and heat dissipation under demanding conditions. The discard thickness is set at 1.215 inches (30.85 mm), indicating the minimum safe thickness before replacement is necessary. With eight mounting bolt holes and a bolt circle diameter of 6.5 inches (165.1 mm), this rotor fits securely on compatible vehicles. The overall height of 2.755 inches (70 mm) and center hole diameter of 5.404 inches (137.25 mm) are designed for precise fitment and alignment.
About the Raybestos R-Line Product Line
The R-Line by Raybestos is a product line focused on providing reliable, OEM-quality brake components for trucks and SUVs. This line emphasizes durability and consistent performance, making it suitable for vehicles that require dependable braking under load. The 56242R rotor is part of this line, offering a solid rotor design that meets factory specifications for fit and function.
Applications and Problem Solving
- Restores proper braking performance on Chevrolet K1500 Suburban and similar models
- Replaces worn or warped rotors causing brake pulsation or noise
- Addresses rotor thickness below manufacturer discard limits
- Improves braking consistency for heavy-duty use on Dodge Ram 2500 and GMC trucks
- Ensures secure mounting with correct bolt hole pattern and dimensions
Installation Notes and Tips
- Verify rotor dimensions and bolt pattern match vehicle specifications before installation
- Inspect wheel bearings and hub assembly for wear during rotor replacement
- Clean mounting surfaces to ensure proper rotor seating and prevent runout
- Torque mounting bolts to manufacturer specifications to avoid rotor distortion
- Replace brake pads simultaneously to ensure optimal braking performance
Quality Assurance and Warranty
Raybestos R-Line rotors are manufactured to meet or exceed OEM standards for fit, form, and function. Each rotor undergoes quality control inspections to ensure dimensional accuracy and material integrity. While specific warranty details are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms related to part number 56242R.
| Brand | Raybestos |
|---|---|
| Part Number | 56242R |
| Position | R-Line, Front |
| Center Hole Diameter | 5.404 |
| Center Hole Diameter | 137.250 |
| Conventional Or Drum-In-Hat Type Rotor | Conventional |
| Discard Thickness | 1.215 |
| Discard Thickness | 30.850 |
| Mounting Bolt Hole Circle Diameter | 6.500 |
| Mounting Bolt Hole Circle Diameter | 165.100 |
| Mounting Bolt Hole Diameter | 0.640 |
| Mounting Bolt Hole Diameter | 16.250 |
| Mounting Bolt Hole Quantity | 8 |
| Nominal Thickness | 1.285 |
| Nominal Thickness | 32.650 |
| Outside Diameter | 12.500 |
| Outside Diameter | 317.500 |
| Overall Height | 2.755 |
| Overall Height | 70.000 |
| Solid Or Vented Type Rotor | Solid |
| Stud/Lug Hole Quantity | 8 |
This part fits 92 vehicles. Search below:
| Year | Make | Model | # Doors | Drive Type | Liters | Cylinders | Fuel Type | Wheel Base | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|---|
| 2000 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 2000 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 2000 | Chevrolet | Suburban 2500 | 4WD | Front | Replaces 56242RGS; Raybestos R-Line | |||||
| 2000 | GMC | K2500 | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 2000 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1999 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1999 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1999 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1999 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1999 | Chevrolet | Tahoe | 4WD | DIESEL | Front | R-Line | ||||
| 1999 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1999 | GMC | K2500 | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1999 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1999 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1998 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1998 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1998 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1998 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1998 | Chevrolet | Tahoe | 4WD | DIESEL | Front | R-Line | ||||
| 1998 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1998 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1998 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1998 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1997 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1997 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1997 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1997 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1997 | Chevrolet | Tahoe | 4 Door | 4WD | 6.5L | V8 | Front | with 8 Stud Rotor; R-Line | ||
| 1997 | Dodge | Ram 2500 | 4WD | Front | Replaces 56242RGS; Raybestos R-Line | |||||
| 1997 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1997 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1997 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1997 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1996 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1996 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1996 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1996 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1996 | Dodge | Ram 2500 | 4WD | Front | with 7500lb GVW; R-Line | |||||
| 1996 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1996 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1996 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1996 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1995 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1995 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1995 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1995 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1995 | Dodge | Ram 2500 | 4WD | Front | with 7500lb GVW; R-Line | |||||
| 1995 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1995 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1995 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1995 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1994 | Chevrolet | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1994 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1994 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1994 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1994 | Dodge | Ram 2500 | 4WD | Front | with 7500lb GVW; R-Line | |||||
| 1994 | GMC | K1500 Suburban | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1994 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1994 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1994 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1993 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1993 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1993 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1993 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1993 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1993 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1992 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1992 | Chevrolet | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1992 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1992 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1992 | GMC | K2500 Suburban | Front | 8600lb GVW Disc Brake Rotor Brake Hydraulic Hose; R-Line | ||||||
| 1992 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1991 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1991 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1991 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1991 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1990 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1990 | Chevrolet | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1990 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1990 | GMC | K3500 | Front | Not compatible with dual rear wheels.; R-Line | ||||||
| 1989 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1989 | Chevrolet | K3500 | 131.5" | Front | R-Line | |||||
| 1989 | Chevrolet | K3500 | 155.5" | Front | R-Line | |||||
| 1989 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1989 | GMC | K3500 | 131.5" | Front | R-Line | |||||
| 1989 | GMC | K3500 | 155.5" | Front | R-Line | |||||
| 1988 | Chevrolet | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1988 | Chevrolet | K3500 | 131.5" | Front | R-Line | |||||
| 1988 | Chevrolet | K3500 | 155.5" | Front | R-Line | |||||
| 1988 | GMC | K2500 | Front | Compatible with vehicles with 8 lug wheel setups.; R-Line | ||||||
| 1988 | GMC | K3500 | 131.5" | Front | R-Line | |||||
| 1988 | GMC | K3500 | 155.5" | Front | 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:
0479831509.7514.80101930105347120.62042121.62042125.6204212549136126.62042CSL126.62042CSR126.62042SL126.62042SR127.62042CL127.62042CR127.62042L127.62042R128.62042CL128.62042CR128.62042L128.62042R14-559314147715564913156617271598133916010159177-676177-709177-761177-7671802808918060224210550-C226.62042SL226.62042SR227.62042L227.62042R2543927044320.62042320.62042F3253164406442318461559346155964798315493970505552-61918520078515262075593559315593B5593DG5624256242FZN56242PER56242R56242RGS6191864-93-970664102789-36042805624281-6191889-36042AR8242AR8242EAR8242EVCBD61918BD61918EBR1896BR1907BR55704BR5593CW33705D17540D4750DL5593E-9242P61918PS61918QBRR50R449242R93970RB687X50654YH141477YH141477CYH141477PYH2318
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.