Rear Brake Wheel Cylinder 47550-37101 4755037101 For Toyota DYNA 200 / COASTER / TOYOACE — OEM Rear Right 30mm Bore Drum Brake Cylinder
| OEM Part Number: | 47550-37101 / 4755037101 | Part Name: | CYLINDER ASSY, REAR WHEEL BRAKE (FOR RH, FRONT OR UPPER) |
| Fitting Position: | Rear Axle, Right Hand (RH) | Bore Diameter: | 1-3/16″ (30mm / 30.16mm) |
| Material: | High-Grade Cast Iron | Thread Size: | M10 X 1.0 |
| Bleeder Screw: | Included | Vehicle Compatibility: | Toyota DYNA 200, COASTER, TOYOACE, Hino |
| Condition: | Brand New — 100% Quality Inspected | Warranty: | 12 Months |
| High Light: | Toyota DYNA rear brake wheel cylinder,OEM drum brake cylinder 30mm bore,TOYOACE rear right brake cylinder |
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OEM Rear Right 30mm Bore Drum Brake Cylinder designed for Toyota DYNA 200, COASTER, and TOYOACE trucks, as well as compatible Hino models. Manufactured to Toyota's stringent OEM specifications, this critical drum brake system component converts hydraulic pressure into mechanical force for safe and reliable stopping power.
- OEM Specification: Verified by Toyota OEM part number 47550-37101
- AISIN Equivalence: Equivalent to AISIN WCT-179 aftermarket part
- Precision Bore: 1-3/16″ (30mm) bore for consistent hydraulic pressure
- Proven Durability: High-grade cast iron construction for superior heat and corrosion resistance
If your rear brake wheel cylinder is failing, you may experience:
- Brake Fluid Leakage: Visible fluid seeping from rear wheels or inside brake drum
- Soft or Spongy Brake Pedal: Pedal feels unusually soft or goes to the floor
- Reduced Braking Performance: Vehicle takes longer to stop or requires increased pedal pressure
- Uneven Braking: Vehicle pulls to one side during braking
- Contaminated Brake Shoes: Brake fluid soaking into brake shoes, causing reduced friction
| Brand | Model | Chassis / Series | Years / Notes |
|---|---|---|---|
| Toyota | DYNA 200 | BU6#, BU7#, BU8#, BU9# | 1988-1995 |
| Toyota | DYNA 200 | BU10#, BU112, BU12#, BU13#, BU14# | 1995 onwards |
| Toyota | DYNA 200 | KDY221, KDY231 | 2006-2015 |
| Toyota | COASTER | BB4#, BB5#, BZB40, BZB50, HZB50 | Various |
| Toyota | TOYOACE | XZU130, XZU140 | Various |
| Hino | Dutro / Saurus | Compatible applications | Various |
Guarantees factory-fit quality and performance
Delivers consistent hydraulic pressure for reliable braking
Exceptional durability and heat dissipation
Complete replacement solution
No modifications required
Guarantees dependable operation and leak-free performance
| QC Item | Verification Method |
|---|---|
| Dimensional Accuracy | Precision inspection to verify 30mm bore diameter and mounting specifications |
| Material Composition | Cast iron analysis for structural integrity and heat dissipation |
| Bore Surface Test | 100% surface testing for optimum sealing surface |
| Leakage Test | 100% hydraulic pressure test for zero fluid leakage |
| Rubber Component Test | EPDM material verification for heat and corrosion resistance |
| Durability Cycle Test | 500+ hour fatigue testing for long-term reliability |
Pre-Installation Checklist:
- Safely raise vehicle and support on jack stands
- Remove rear wheels and brake drums
- Verify this is Rear Right (RH) cylinder - LH counterpart is 47570-37101
- Inspect brake shoes, drums, and hardware for wear
- Use new brake fluid (DOT 3 or DOT 4) from sealed container
- Replace wheel cylinders in pairs for balanced performance
Maintenance Schedule:
- Inspection: Every 50,000 km / 12 months
- Fluid Replacement: Every 2 years or 40,000 km
- Replacement: Immediately if failure symptoms appear
- Packaging: Protective packaging to prevent shipping damage
- Package Contents: 1 Brake Wheel Cylinder (Bleeder screw included)
- Suitable for: Wholesale distributors, truck parts retailers, commercial vehicle repair shops, and fleet owners