HomeBrake > Brake HydraulicsNugeon 99P02325B Disc Brake Caliper - Rear Left
Part #: 99P02325B

Nugeon 99P02325B Disc Brake Caliper - Rear Left

TechShield 360 (tm), Rear Left
30 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
TechShield 360 (tm), Rear Left
Fitment: BMW, 320i, 325Ci, 325i, 325xi, 328Ci, 328i, and Z4
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Reliable Disc Brake Caliper for BMW Models

The Nugeon TechShield 360 (tm) Disc Brake Caliper 99P02325B is engineered for precise braking performance on select BMW vehicles. Designed to meet OEM standards, this caliper ensures consistent stopping power and durability for models like the BMW 320i, 325Ci, 325i, 325xi, 328Ci, 328i, and Z4.

  • Constructed from durable cast iron for strength and heat resistance
  • Includes bleeder screw and bleeder screw cap (M8-1.25 thread size)
  • Equipped with a single steel piston measuring 40 mm (1.57 in) in diameter
  • Gray E-coat finish for corrosion protection
  • Comes with caliper slides, dust boots, and bracket for secure mounting
  • Compatible with friction material standard D692 brake pads (pads not included)
  • Includes brake pad installation hardware with banjo bolt and copper crush washers

About the TechShield 360 (tm) Product Line

The TechShield 360 (tm) line by Nugeon focuses on delivering comprehensive brake hydraulics components that combine durability and precision. This disc brake caliper is part of that line, featuring advanced corrosion-resistant coatings and robust cast iron construction to withstand demanding driving conditions. The inclusion of essential hardware like bleeder screws and caliper slides supports easier maintenance and reliable brake system performance.

Detailed Product Description

This Nugeon disc brake caliper 99P02325B is designed specifically for BMW models including the 320i, 325Ci, 325i, 325xi, 328Ci, 328i, and Z4. The caliper housing is made from cast iron, providing excellent strength and heat dissipation. It features a single steel piston with a 40 mm diameter, ensuring consistent brake pad engagement. The gray E-coat finish protects against corrosion, extending the caliper’s service life. Included components such as the bleeder screw (M8-1.25 thread) with cap, caliper slides, dust boots, and mounting bracket facilitate installation and maintenance. Note that brake pads are not included, but the caliper is compatible with pads meeting the D692 friction material standard.

Common Applications and Issues Addressed

  • Replacement for worn or damaged disc brake calipers on compatible BMW models
  • Restores proper brake fluid bleeding with included bleeder screw and cap
  • Improves brake system reliability by replacing corroded or seized calipers
  • Addresses uneven brake pad wear caused by faulty caliper pistons or slides
  • Helps eliminate brake drag and noise related to caliper hardware failure

Installation Notes and Tips

  • Ensure compatibility with your BMW model before installation
  • Use the included brake pad installation hardware and banjo bolt with copper crush washers for secure fitting
  • Bleed the brake system thoroughly after installation using the M8-1.25 bleeder screw
  • Inspect caliper slides and dust boots for proper lubrication and condition
  • Torque mounting bracket bolts to manufacturer specifications (bracket mounting bolts not included)

Quality Assurance and Warranty

The Nugeon TechShield 360 (tm) disc brake caliper 99P02325B is manufactured by Ate, a recognized name in brake components. The caliper undergoes strict quality control to meet industry standards for safety and performance. It features a corrosion-resistant E-coat finish and durable cast iron construction to ensure long service life. Warranty details are provided by the manufacturer and should be confirmed at the time of purchase.

BrandNugeon
Part Number99P02325B
PositionTechShield 360 (tm), Rear Left
Mounting Hardware IncludedYes
Pads IncludedNo
Caliper Casting MaterialCast iron
Bleeder Screw IncludedYes
Caliper Slides IncludedYes
Piston Quantity1
Friction Materials Standards Institute Pad NumberD692
Inlet Fitting TypeLine
Caliper ColorGray
Piston MaterialSteel
Anti-Squeal Shims IncludedNo
Bleeder Screw Cap IncludedYes
Bleeder Screw SizeM8-1.25
Bleeder Screw Thread (mm)M8-1.25
Bleeder Thread SizeM8-1.25
Bracket Cast Numbers506
Bracket IncludedYes
Bracket Mounting Bolts IncludedNo
Caliper And Pad Hardware IncludedYes
Caliper FinishE-coat
Caliper ManufacturerAte
Dust Boots IncludedYes
Housing Cast Numbers40/19 63
Inlet Thread SizeM10-1.0
Package ContentsIncludes brake pad installation hardware w/ banjo bolt & copper c
Piston 1 Outside Diameter (in)1.57
Piston 1 Outside Diameter (mm)40
Wear Sensors IncludedNo

This part fits 30 vehicles. Search below:

YearMakeModelSubmodelBody TypeDrive TypeLitersCylindersPositionNotes
2008BMWZ4Coupe 3.0siRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2007BMWZ4Coupe 3.0siRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2006BMW325CiConvertibleRWDRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2006BMWZ4Coupe 3.0siRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2005BMW320iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2005BMW325CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2005BMW325iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2005BMW325xiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2005BMWZ43.0i3.0LL6Rear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2004BMW320iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2004BMW325CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2004BMW325iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2004BMW325xiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2004BMWZ43.0i3.0LL6Rear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2003BMW320iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2003BMW325CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2003BMW325iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2003BMW325xiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2003BMWZ43.0i3.0LL6Rear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2002BMW320iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2002BMW325CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2002BMW325iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2002BMW325xiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2001BMW320iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2001BMW325CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2001BMW325iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2001BMW325xiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2000BMW328CiRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
2000BMW328iRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)
1999BMW328iSedanRear LeftSupplied w/ Mounting Bracket; TechShield 360 (tm)

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