Wagner Brake Z851 Parking Brake Shoe - Rear

Wagner Z851 Parking Brake Shoe for Rear Applications

The Wagner Z851 parking brake shoe is built for rear brake service on select Toyota and Lexus vehicles. It uses OE-matched friction materials and precision-ground surfaces to help maintain consistent contact inside the brake drum.

Key Features

• OE-matched friction material for steady parking brake performance
• Precision-ground construction to maximize friction-to-drum contact
• Brake drum diameter: 7.480 in.
• Brake shoe width: 0.980 in.
• Primary brake shoe friction material thickness: 0.135 in.
• FMSI number: 1576-S851
• Brand line: Wagner brake shoes are part of the Wagner brake product line focused on OE-style fit and friction consistency

Detailed Description

Wagner Brake Z851 is a rear parking brake shoe designed for drum-style parking brake systems on select Toyota Venza, Highlander, Supra, Previa, and Lexus models including RX350, RX400h, RX330, IS300, GS300, GS400, LS400, SC300, and SC400. The shoe is engineered around OE-matched friction materials and precision-ground surfaces to support reliable drum engagement and consistent braking feel. This part number, Z851, is also identified by FMSI 1576-S851 for cross-reference and catalog matching.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What This Part Helps Address

• Parking brake that does not hold the vehicle securely
• Uneven or inconsistent rear drum contact
• Reduced parking brake effectiveness from worn shoe lining
• Noise or vibration from worn parking brake shoe surfaces
• Service needs on rear drum-style parking brake assemblies

Installation Notes and Tips

Verify brake drum diameter and shoe width before installation. Confirm rear fitment by vehicle year, make, and model, since this part is listed for specific applications such as 2009-2016 Toyota Venza, 2012-2013 Toyota Highlander, 2007-2009 Lexus RX350, 2006-2008 Lexus RX400h, 2004-2006 Lexus RX330, 2001-2002 Lexus IS300, 1998-2000 Lexus GS400, 1990-2000 Lexus LS400, 1996-2000 Lexus SC300, 1992-1994 Lexus SC300, 1992-2000 Lexus SC400, 1993-1998 Toyota Supra, 1993-1997 Lexus GS300, 1991-1997 Toyota Previa, and 1995 Lexus SC300 to 03/1995. Inspect the drum surface and related parking brake components during service to help ensure proper shoe contact.

Quality Assurance

Wagner Brake uses OE-matched friction materials and precision-ground manufacturing methods to support consistent brake performance and drum contact. The Z851 is cataloged with FMSI 1576-S851 for accurate identification and application matching.