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DuraGo BR31040 Disc Brake Rotor - Rear
| Brand | DuraGo BR31040 |
|---|---|
| Position | Rear |
| ABS Tone Ring Included | No |
| Center Hole Diameter | 2.36 |
| Center Hole Diameter | 60 |
| Construction | Full Cast |
| Conventional Or Drum-In-Hat Type Rotor | Drum-In-Hat |
| Cross Drilled | No |
| Directional or Non-Directional Brake Surface | Non-Directional |
| Discard Thickness | 0.59 |
| Discard Thickness | 15 |
| Material | Cast Iron |
| Mounting Bolt Hole Circle Diameter | 4.5 |
| Mounting Bolt Hole Circle Diameter | 114.3 |
| Mounting Bolt Hole Diameter | 0.58 |
| Mounting Bolt Hole Diameter | 14.8 |
| Mounting Bolt Hole Quantity | 5 |
| Nominal Thickness | 0.63 |
| Nominal Thickness | 16 |
| Outside Diameter | 11.46 |
| Outside Diameter | 291 |
| Overall Height | 2.65 |
| Overall Height | 67.3 |
| Rust Resistant Coating | No |
| Slotted | No |
| Solid Or Vented Type Rotor | Vented |
| Fits | Lexus · 3 vehicles |
Vented design. Helps promote airflow for more consistent braking performance.
Cast iron construction. Provides the strength and heat capacity expected in a brake rotor.
ISO-certified manufacturing. Built to meet fit, form, and function requirements.
Cross-references 31040, 96359 and 125029 for the same application. See all 9.
DuraGo BR31040 Rear Brake Rotor for Lexus LS400
The DuraGo BR31040 is a rear disc brake rotor built for 1990-1992 Lexus LS400 applications. It uses a full cast, vented cast iron construction with a non-directional brake surface to support consistent braking performance and straightforward service replacement.
Key Features
- Fits 1990-1992 Lexus LS400, rear
- Part number BR31040
- Cast iron, full cast rotor construction
- Vented rotor design for rear brake applications
- Non-directional brake surface for even pad contact
- Outside diameter: 11.46 in. (291 mm)
- Nominal thickness: 0.63 in. (16 mm)
- Discard thickness: 0.59 in. (15 mm)
- 5-bolt mounting pattern with 4.5 in. (114.3 mm) bolt circle
- Center hole diameter: 2.36 in. (60 mm)
Detailed Description
DuraGo manufactures the BR31040 as a brake rotor for rear service on the Lexus LS400. The rotor is produced in ISO-certified factories and built to meet fit, form, and function requirements for aftermarket brake replacement. Its vented, full cast design and non-directional surface help support stable braking feel and predictable pad bedding during routine brake service. This part number BR31040 also cross-references Monroe Shocks & Struts 172286 for the same application.
Compatible With 1990-1992 Lexus LS400 rear brake rotor replacement, this DuraGo rotor is sized for the listed vehicle fitment and brake dimensions. It is a direct replacement option for drivers servicing rear brake wear on the Lexus LS400.
What It Is Used For
- Replacing a worn rear brake rotor on a 1990-1992 Lexus LS400
- Correcting brake pulsation caused by rotor wear or thickness variation
- Restoring braking surface condition after scoring or heat checking
- Addressing noise related to uneven rotor surfaces
- Supporting routine rear brake service on the Lexus LS400
Installation Notes and Tips
Verify rotor dimensions, bolt pattern, and center bore before installation. Clean the hub mounting surface thoroughly to reduce runout concerns, and inspect pads, caliper hardware, and wheel bearings during brake service. Follow the vehicle manufacturer’s torque specifications and bedding procedure after installation.
Quality Assurance
DuraGo has over 45 years of aftermarket manufacturing experience, and its brake drum and rotor program is built for professional-grade catalog coverage and application accuracy. The BR31040 is manufactured by ISO-certified factories to meet fit, form, and function requirements.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1992 | Lexus | LS400 | Rear | — |
| 1991 | Lexus | LS400 | Rear | — |
| 1990 | Lexus | LS400 | Rear | — |
| No rows match your filter. | ||||