Parts for your 1999 Toyota Hiace-Brake wheel cylinders

1999 Toyota Hiace brake wheel cylinders

Based on technical sources, brake wheel cylinders are indeed used on the 1999 Toyota Hiace. The Toyota Hiace H100-series workshop/chassis manual for this era describes rear drum brakes actuated by hydraulic wheel cylinders, and the Toyota Electronic Parts Catalogue lists rear wheel cylinder sub-assemblies for 1999 Hiace variants sold in Australia and New Zealand. Major parts catalogues used by workshops across AU/NZ (such as Bendix and PBR) also specify replacement wheel cylinders for this model. So yes—this Hiace runs front discs with calipers and rear drums with wheel cylinders.

On a 1999 Hiace, the rear brake wheel cylinders sit inside each rear drum and convert hydraulic pressure from the master cylinder into the push that spreads the brake shoes against the drum. They’re simple, tough units with pistons and rubber seals, but they live a hard life—heat, road grime, moisture and old brake fluid can all cause wear or corrosion over time.

• Tell-tale signs of trouble include a sinking or spongy pedal, fluid weeping at the rear backing plates, the van pulling to one side under braking, or contaminated brake shoes.

For servicing, it’s smart to inspect the wheel cylinders whenever the rear drums are off—typically during brake shoe replacement or a scheduled check. In AU/NZ conditions, a brake fluid flush every 2 years (or 40,000 km) helps keep internal corrosion at bay. Many workshops will replace rather than rebuild if there’s any pitting in the bore, as new cylinders are affordable and reliable.

• Replace wheel cylinders in axle pairs to keep braking even.
• Check shoe thickness and glazing