Parts for your 2011 Honda Stream-Brake wheel cylinders

2011 Honda Stream brake wheel cylinders — are they even a thing?

Short answer: no. The 2011 Honda Stream (RN6–RN9) doesn’t use brake wheel cylinders because it runs disc brakes front and rear. Wheel cylinders are a drum-brake component, and the Stream’s rear brakes are discs with floating calipers. This setup is confirmed across technical references including the Honda Stream RN6–RN9 Service Manual (Brake System section), the Honda Electronic Parts Catalogue (rear brake listings show caliper assemblies and seals rather than wheel cylinders), and the 2011 Honda Stream model specifications, which state “front ventilated disc, rear disc.”

That’s why hunting for “brake wheel cylinders” on a 2011 Stream won’t turn up anything useful. The rear brakes use hydraulic calipers with pistons, slide pins and pads — no drum shoes or wheel cylinders involved. Even the handbrake is integrated with the rear caliper mechanism, reinforcing that there’s no drum hardware to service.

For owners who thought they needed wheel cylinders, what they usually need is attention on the rear calipers or related hardware. Typical rear-brake faults on an RN6–RN9 Stream include:

• Leaking caliper piston seals or bleeder screws
• Seized or dry caliper slide pins causing uneven pad wear
• Perished flex hoses or hard lines weeping fluid
• Worn pads or discs (rotors), sometimes with a sticking parking-brake mechanism

Good servicing practice on a 2011 Stream is to inspect pad thickness, rotor condition and caliper operation every service, clean and lubricate slide pins with a high-temp brake grease, and flush the brake fluid every two years or 40,000 km, whichever comes first. If there’s fluid on the inner face of the wheel or a soft pedal, check the caliper seals and hoses — not a wheel cylinder. When replacing rear calipers or seals, it’s smart to do both sides, bed in new pads properly, and perform a thorough bleed with the correct DOT brake fluid specified by Honda.

Does a 2011 Honda Stream have brake wheel cylinders?

No. All 2011 Honda Stream RN6–RN9 variants use four-wheel disc brakes, so there are no wheel cylinders. The rear brakes are caliper-based, as shown in the Honda Service Manual and Parts Catalogue for these models.

What should be serviced instead of wheel cylinders on a 2011 Stream?

Service the rear calipers, pads and discs. Check caliper piston seals, slide pins, bleeder screws and the parking-brake mechanism. Also inspect flex hoses and perform regular brake fluid flushes as per Honda’s schedule.

How can someone tell if a rear caliper is leaking on a 2011 Stream?

Look for dampness or crystallised residue around the caliper body, piston dust boot and bleeder screw, and for fluid on the inside of the wheel. A slowly dropping brake-fluid level or a spongy pedal can also point to a leak. Any leak should be fixed promptly, with seals or the caliper replaced and the system bled.