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BBB Industries 99-01721B Disc Brake Caliper - Rear Left
Overview of BBB Industries Reman Caliper w/ Installation Hardware
The BBB Industries Reman Caliper w/ Installation Hardware (Part Number 99-01721B) is designed for reliable brake performance on select Lexus models. This remanufactured disc brake caliper is engineered to meet OEM specifications, ensuring compatibility and durability for vehicles like the Lexus GS350, GS430, GS450h, GS460, and IS350.
- Remanufactured cast iron disc brake caliper with rust preventative finish
- Includes caliper slides, bracket, bleeder screw, dust boots, and installation hardware
- Equipped with a steel piston measuring 45mm (2 inches) in diameter
- Features a banjo bolt inlet fitting with M10-1.0 thread size
- Compatible with Lexus GS and IS series models listed
Detailed Product Features and Specifications
This remanufactured caliper from BBB Industries is constructed from durable cast iron and finished with a rust preventative coating to resist corrosion. The caliper includes a single steel piston with a 45mm diameter, providing consistent braking force. It comes with caliper slides and a mounting bracket to facilitate installation, although brake pads and pad hardware are not included. The inlet fitting uses a banjo bolt design with an M10-1.0 x 23.4mm thread, and the bleeder screw is included with an M7-1.0 x 32mm size for proper brake fluid bleeding. Dust boots are also supplied to protect internal components from contaminants.
Reman Caliper w/ Installation Hardware Product Line
The Reman Caliper w/ Installation Hardware line by BBB Industries focuses on providing remanufactured brake calipers that come complete with essential installation hardware. This ensures a streamlined replacement process by including components such as caliper slides, brackets, and bleeder screws. This product line is designed to meet or exceed OEM standards, offering a cost-effective alternative to new calipers while maintaining reliable braking performance.
Applications and Common Issues Addressed
- Replacement for worn or leaking brake calipers on Lexus GS350, GS430, GS450h, GS460, and IS350
- Resolves brake drag or uneven pad wear caused by faulty caliper slides or pistons
- Addresses brake fluid leaks due to damaged seals or corroded caliper bodies
- Improves braking response when original caliper components have deteriorated
- Restores proper brake function after caliper bracket or mounting hardware failure
Installation Notes and Tips
- Ensure compatibility with your specific Lexus model and year before installation
- Brake pads are not included; inspect and replace pads as needed during caliper replacement
- Use the included installation hardware and bleeder screw for proper assembly and brake bleeding
- Follow manufacturer torque specifications for mounting bolts and banjo bolt fittings
- Inspect dust boots and seals for damage during installation to prevent future leaks
Quality Assurance and Warranty
BBB Industries remanufactured calipers undergo rigorous testing to meet OEM standards for fit, form, and function. The caliper is finished with rust preventative coating to enhance durability. While specific warranty details are not provided here, BBB Industries typically offers limited warranties on remanufactured brake components to ensure customer confidence and product reliability.
| Brand | BBB Industries |
| Part Number | 99-01721B |
| Position | Reman Caliper w/ Installation Hardware, Rear Left |
| Anti-Squeal Shims Included | No |
| Bleeder Screw Cap Included | No |
| Bleeder Screw Included | Yes |
| Bleeder Screw Size | M7-1.0 x 32 |
| Bleeder Screw Thread (mm) | M7-1.0 |
| Bleeder Thread Size | M7-1.0 |
| Bracket Cast Numbers | 16 |
| Bracket Included | Yes |
| Bracket Mounting Bolts Included | No |
| Caliper And Pad Hardware Included | No |
| Caliper Color | Gray |
| Caliper Finish | Rust Preventative |
| Caliper Slides Included | Yes |
| Casting Material | Cast Iron |
| Dust Boots Included | Yes |
| Hardware Included | Yes |
| Housing Cast Numbers | 18, L, 45 |
| Inlet Fitting Type | Banjo Bolt |
| Inlet Port Thread Size (mm) | M10-1.0 x 23.4 |
| Inlet Thread Size | M10-1.0 |
| New or Remanufactured | Remanufactured |
| Package Contents | Includes Brake Pad Installation Hardware W/ Banjo Bolt & Copper Crush Washers - Where Applicable |
| Pads Included | No |
| Piston 1 Diameter (mm) | 45 |
| Piston Material | Steel |
| Piston Outside Diameter (in) | 2 |
| Piston Outside Diameter (mm) | 45 |
| Wear Sensors Included | No |
This part fits 24 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2012 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2011 | Lexus | GS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2011 | Lexus | GS450h | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2011 | Lexus | GS460 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2011 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2010 | Lexus | GS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2010 | Lexus | GS450h | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2010 | Lexus | GS460 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2010 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2009 | Lexus | GS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2009 | Lexus | GS450h | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2009 | Lexus | GS460 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2009 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2008 | Lexus | GS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2008 | Lexus | GS450h | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2008 | Lexus | GS460 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2008 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2007 | Lexus | GS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2007 | Lexus | GS430 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2007 | Lexus | GS450h | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2007 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2006 | Lexus | GS430 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
| 2006 | Lexus | IS350 | Rear Left | Prior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware |
* 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:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.