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TOYOTA
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TOYOTA 48770-48010 Rear Upper Control Arm Assembly - OE Replacement | China Auto Parts Manufacturer

4877048010 Rear Upper Control Arm | Direct Fit for Toyota Suspension Systems

Introduction

We supply the TOYOTA 48770-48010 Rear Upper Control Arm Assembly—a premium OE replacement part manufactured by a professional China auto parts factory, engineered to meet or exceed Toyota’s original specifications. As a key component of the rear suspension system, this control arm regulates wheel alignment angles, enhances driving stability, and absorbs road shocks to deliver a smooth and comfortable ride for Toyota vehicles.

Compatible Toyota Models

This 48770-48010 rear upper control arm fits:
  • TOYOTA Highlander (XU50) 2014-2019
  • TOYOTA Kluger (XU50) 2014-2019
  • TOYOTA RX350 (AL10) 2009-2015
  • TOYOTA RX450h (AL10) 2009-2015

Key Features

  1. OE Exact Fit: Precision-stamped and formed to match part number 48770-48010, direct replacement with no modifications required—perfectly aligns with Toyota’s original suspension mounting points.
  2. Durable Construction: Made of high-strength steel with electrophoretic anti-corrosion coating, resistant to rust, road debris, and harsh weather conditions for long service life.
  3. Enhanced Suspension Performance: Maintains accurate camber and toe angles, reducing tire wear and improving steering responsiveness; works with bushings and ball joints to dampen road vibrations.
  4. Strict Quality Control: Produced in a ISO 9001-certified China factory, each control arm undergoes load testing and dimensional inspection to ensure structural integrity and performance reliability.

Customer Benefits

  • 12-Month Quality Warranty: Free replacement for manufacturing defects (bending, cracking, coating peeling) under normal use.
  • Competitive Wholesale Pricing: Factory-direct supply from China, offering favorable rates for repair shops, auto parts dealers, and distributors (flexible MOQ for bulk orders).
  • Fast Global Shipping: 3-7 business days delivery via DHL/EMS, fully trackable for timely order receipt.
  • Professional Technical Support: Free fitment verification and installation guidance for DIY mechanics and professional maintenance teams.
Common signs to replace your rear upper control arm: uneven tire wear, loose steering, abnormal clunking noises over bumps, or visible bending/corrosion of the old arm. This 48770-48010 replacement part restores your Toyota’s factory-level suspension performance and driving safety.

4. 拓展内容

  • 标题: TOYOTA 48770-48010 Rear Upper Control Arm Installation & Maintenance Guide
  • 内容:
  1. Installation Preparation
    • Lift the rear of the vehicle with a jack and secure it on jack stands (never rely on a jack alone) for safe access.
    • Disconnect the negative battery terminal for safety.
    • Gather tools: socket wrench set, torque wrench, ball joint separator, pry bar, and new bushings (optional, replace if worn).

TOYOTA 48770-48010 Rear Upper Control Arm Installation & Mai

  1. Installation Preparation
    • Lift the rear of the vehicle with a jack and secure it on jack stands (never rely on a jack alone) for safe access.
    • Disconnect the negative battery terminal for safety.
    • Gather tools: socket wrench set, torque wrench, ball joint separator, pry bar, and new bushings (optional, replace if worn).
  2. Step-by-Step Installation
    • Remove the rear wheel to access the upper control arm.
    • Disconnect the ball joint from the wheel knuckle using a ball joint separator; mark the position of adjustment bolts for alignment reference.
    • Unbolt the control arm from the chassis mounting brackets using a socket wrench.
    • Clean the mounting surfaces on the chassis and knuckle to remove rust and debris.
    • Install the new 48770-48010 rear upper control arm, tighten the chassis bolts to Toyota’s recommended torque (45-50 N·m) first, then secure the ball joint to the knuckle (30-35 N·m).
    • Reinstall the rear wheel and lower the vehicle to the ground.
    • Perform a professional wheel alignment to restore optimal suspension angles and tire performance.
  3. Maintenance Tips
    • Inspect the control arm every 50,000 km for cracks, rust, or loose bolts; check bushings and ball joints for wear or play.
    • Replace all worn suspension components (control arms, bushings, ball joints) at the same time to ensure balanced performance.
    • Avoid off-road driving or overloading the vehicle excessively, which can accelerate control arm wear.

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