Ultima Rear Brake Wheel Cylinder LHS (JB9611) for Toyota Coaster BB40/HZB50, Dyna BU100 1993–1999

This Ultima Rear Brake Wheel Cylinder (JB9611) is designed as a high-quality, direct OE replacement for the Rear Left-Hand Side (LHS) of heavy-duty Toyota commercial vehicles, including the Coaster Bus and Dyna Light Truck, fitting models manufactured between January 1993 and July 1999. This cylinder (often designated F/U for the leading/upper shoe position) is a vital component in the rear drum brake system, converting hydraulic pressure into the necessary stopping force required by the brake shoes to ensure consistent and dependable performance under high load and passenger conditions.

Features & Benefits:

• Direct Fit OE Replacement: Designed to match the fit, form, and function of the original equipment wheel cylinder on the LHS.
• Heavy-Duty Construction: Built for durability and dependable braking performance in bus and light truck applications.
• Reliable Braking: Ensures accurate hydraulic pressure transfer for consistent and responsive drum braking performance.
• Corrosion Resistance: Manufactured from durable materials for protection against corrosion and wear.
• Position Specific: Designed exclusively for the Rear Left-Hand Side (LHS).
• Complete Unit: Supplied ready to install with pistons, seals, and boots.

Technical Specifications

• Brand: Ultima
• Part Number (SKU): JB9611
• Type: Brake Wheel Cylinder
• Position: Rear Left-Hand Side (LHS) F/U
• Vehicle Models: Toyota Coaster, Toyota Dyna
• Series: BB40, HZB50 (Coaster), BU100 (Dyna)
• Years: 1993–1999 (01/1993 to 07/1999)
• Use: Bus / Light Truck

Vehicle Fitment Information

Make	Model	Series	Years	Position
Toyota	Coaster	BB40, HZB50	1993–1999	Rear Left (LHS)
Toyota	Dyna	BU100	1995–1999	Rear Left (LHS)

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