1. Product Details

• Product Name: Hub & Bearing Assembly / Rear Wheel Bearing and Hub Assembly

• OEM Number: 42450-08030

• Product Highlight: Genuine-spec rear hub and bearing unit that supports wheel rotation and integrates an ABS wheel speed sensor – restores smooth, quiet operation and ensures reliable braking system performance .

• Dimensions: Outer Diameter: 152mm; Width: 142.1mm; 5 bolt holes

• OEM Standard: Meets Toyota original equipment specifications

• Make: Toyota

• Model Years: 2011–2020 (model-specific coverage detailed in Section 4)

• Applicable Models: Sienna (2WD / FWD models only)

• Quality: OEM-grade pre-greased, pre-sealed unit; manufacturer warranty minimum 12 months

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2. Product Parameters

3. Product Features

• Integrated ABS Sensor: Pre-calibrated magnetic encoder built into the bearing – ensures accurate wheel speed signals for ABS and traction control .

• Pre-Sealed & Pre-Greased: Factory-lubricated and sealed unit – no maintenance required over its service life .

• Direct Fitment: Matches OEM dimensions exactly – no modifications required .

• Dual-Side Compatibility: One part number covers both left and right rear positions – simplifies ordering and inventory .

• Genuine Quality: Meets Toyota factory specifications for reliable long-term performance.

4. Vehicle Fitment

Fits the following Toyota Sienna models (2WD / FWD only) :

Compatible with 2.7L L4 and 3.5L V6 petrol engines. Note: This part does NOT fit AWD models

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5. FAQ

Q1: What are signs my wheel bearing needs replacement? Common symptoms include a humming, roaring, or grinding noise from the rear that increases with speed, excessive wheel play, or the ABS/traction control warning light illuminating .

Q2: Does this part fit AWD models? No – this assembly is for 2WD / FWD Sienna models only. AWD models use a different part number .

Q3: Can I install this myself? Professional installation is strongly recommended. This is a safety-critical component that requires proper torque and bearing preload. Also, the integrated ABS sensor is sensitive to magnetic fields – handle with care .