HomeBrake > Hardware, Fasteners and FittingsBBB Industries 99-01721B Disc Brake Caliper - Rear Left
Part #: 99-01721B

BBB Industries 99-01721B Disc Brake Caliper - Rear Left

Reman Caliper w/ Installation Hardware, Rear Left
⚙️ 24 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Reman Caliper w/ Installation Hardware, Rear Left
🚗Fitment: Lexus, IS350, GS350, GS450h, GS460, and GS430
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

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.

BrandBBB Industries
Part Number99-01721B
PositionReman Caliper w/ Installation Hardware, Rear Left
Anti-Squeal Shims IncludedNo
Bleeder Screw Cap IncludedNo
Bleeder Screw IncludedYes
Bleeder Screw SizeM7-1.0 x 32
Bleeder Screw Thread (mm)M7-1.0
Bleeder Thread SizeM7-1.0
Bracket Cast Numbers16
Bracket IncludedYes
Bracket Mounting Bolts IncludedNo
Caliper And Pad Hardware IncludedNo
Caliper ColorGray
Caliper FinishRust Preventative
Caliper Slides IncludedYes
Casting MaterialCast Iron
Dust Boots IncludedYes
Hardware IncludedYes
Housing Cast Numbers18, L, 45
Inlet Fitting TypeBanjo Bolt
Inlet Port Thread Size (mm)M10-1.0 x 23.4
Inlet Thread SizeM10-1.0
New or RemanufacturedRemanufactured
Package ContentsIncludes Brake Pad Installation Hardware W/ Banjo Bolt & Copper Crush Washers - Where Applicable
Pads IncludedNo
Piston 1 Diameter (mm)45
Piston MaterialSteel
Piston Outside Diameter (in)2
Piston Outside Diameter (mm)45
Wear Sensors IncludedNo

This part fits 24 vehicles. Search below:

YearMakeModelPositionNotes
2013LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2012LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2011LexusGS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2011LexusGS450hRear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2011LexusGS460Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2011LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2010LexusGS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2010LexusGS450hRear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2010LexusGS460Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2010LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2009LexusGS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2009LexusGS450hRear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2009LexusGS460Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2009LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2008LexusGS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2008LexusGS450hRear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2008LexusGS460Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2008LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2007LexusGS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2007LexusGS430Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2007LexusGS450hRear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2007LexusIS350Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2006LexusGS430Rear LeftPrior to purchase, ensure compatibility of this disc brake caliper bracket with your vehicle.; Reman Caliper w/ Installation Hardware
2006LexusIS350Rear LeftPrior 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.