TOYOTA 04906-35130 Drum Brake Wheel Cylinder Repair Kit

The genuine TOYOTA 04906-35130 is an original rear drum brake wheel cylinder repair kit (Cup Kit, Rear Wheel Cylinder). Serving as an essential maintenance assembly for the hydraulic drum brake system, this kit includes the specialized rubber cups (piston seals) required for the wheel cylinder pistons, as well as dust boots to prevent the ingress of external mechanical contaminants, dirt, and moisture.

Function and Technical Significance

When the hydraulic brake system is engaged, brake fluid pressure forces the wheel cylinder pistons outward, pressing the brake shoes against the inner surface of the brake drum. The sealing elements in the kit maintain a leak-free barrier for the brake fluid under high pressure and fluctuating temperatures, while the dust boots protect the cylinder bore and pistons against corrosion and abrasive particles. Over time, rubber components can harden, crack, or degrade due to heat, brake fluid exposure, and mechanical stress. Common symptoms of failure include reduced braking efficiency, a sinking brake pedal, fluid leaks inside the brake drum, or uneven braking force across the rear axle.

Technical Specifications

• Manufacturer: TOYOTA (Genuine OEM part)
• Part Number: 04906-35130
• Alternative / Superseded Part Number: 0490660050
• Fitting Position: Rear Axle (Left / Right Drum Brake Wheel Cylinder)
• System: Hydraulic drum brake system
• Part Type: Wheel cylinder seal and boot kit (CUP KIT, REAR WHEEL CYLINDER)
• Material: Brake fluid (DOT) and heat-resistant EPDM rubber sealing components

Compatible Vehicles

• Toyota 4Runner (N180) 2.7 [1995 - 1996] (RZN185, 3RZFE)
• Toyota 4Runner (N180) 3.0 TD [1995 - 2002] (KZN185, 1KZT)
• Toyota 4Runner (N180) 3.4 [1995 - 2000] (VZN180, 5VZFE)
• Toyota 4Runner (N180) 3.0 D-4D [1995 - 2002] (KDN185, 1KDFTV)
• Toyota Hiace (H100) 2.0 [1989 - 1995] (1RZ)
• Toyota Hiace (H200) 2.5 D-4D [2012 - 2014] (KDH222, 2KDFTV)
• Toyota Hiace (H200) 2.7 [2013 - ...] (TRH223, 2TRFE)
• Toyota Hiace (H50-H90) [1986 - 1989]
• Toyota Land Cruiser 100 (J100) 4.2 D [1998 - 2005] (HZJ105, 1HZ)
• Toyota Land Cruiser 100 (J100) 4.5 [2005 - ...] (FZJ100, 1FZFE)
• Toyota Land Cruiser 40 (J40) [1980 - 1984] (BJ42)
• Toyota Land Cruiser 60 (J60) 4.0 [1980 - 1992] (BJ60, 3FE)
• Toyota Land Cruiser 70 (J70) 3.4 TD [1984 - 1990] (BJ70, 13BT)
• Toyota Land Cruiser 70 (J70) 2.4 TD [1990 - 1993] (LJ77, 2LT)
• Toyota Land Cruiser 70 (J70) 3.5 D [1990 - 1990] (FJ70, 1PZ)
• Toyota Land Cruiser 70 (J70) 4.2 D [1990 - 1990] (FJ70, 1HZ)
• Toyota Land Cruiser 70 (J70) 2.4 [1991 - 1996] (RJ73, 22R)
• Toyota Land Cruiser 70 (J70) 4.5 [1992 - 1992] (FJ70, 1FZF)
• Toyota Land Cruiser 70 (J70) 3.0 TD [1993 - 1996] (KZJ70, 1KZT)
• Toyota Land Cruiser 70 (J70) 4.0 [2007 - 2012] (GRJ71, 1GRFE)
• Toyota Land Cruiser 70 (J70) 4.5 D-4D [2007 - 2012] (VDJ70, 1VDFTV)
• Toyota Land Cruiser 80 (J80) 4.0 [1990 - 1995] (FJ80, 3FE)
• Toyota Land Cruiser 80 (J80) 4.2 D [1990 - 1999] (HZJ80, 1HZ)
• Toyota Land Cruiser 80 (J80) 4.5 [1990 - 1996] (FZJ80, 1FZF)
• Toyota Land Cruiser 80 (J80) 4.2 TD [1990 - 1992] (HDJ80, 1HDFT)
• Toyota Land Cruiser Prado (J90) 3.0 TD [1996 - ...] (KZJ90, 1KZT)
• Toyota Land Cruiser Prado (J90) 2.7 [1998 - 1999] (RZJ90, 3RZF)
• Toyota T100 (RCK10) [1992 - ...]
• Toyota Tundra (GSK30) [1999 - ...]