Sound from Rear Suspension Upper Control Arm – 2011 Subaru Legacy, Outback, Forester, Impreza, WRX, & STI

NHTSA ID Number: 10233426

Manufacturer Communication Number: 055814

Summary

Sound from Rear Suspension Upper Control Arm

 


NUMBER: 05-58-14
DATE: 03/13/14

APPLICABILITY:2011MY Legacy, Outback, Forester, Impreza, WRXeBay logo, & STIeBay logo Models
SUBJECT:Sound from Rear Suspension Upper Control Arm

 

INTRODUCTION

This bulletin provides a procedure for diagnosing and repairing a rattle-type rear suspension sound determined to be coming from the upper control arm ball joint.  A revised torque specification for the ball joint retaining nut / bolt set is also included.

 

COUNTERMEASURE IN PRODUCTION

MODELSTARTING VIN
LegacyB*024553
OutbackB*075920
ForesterB*760668
Impreza, WRXeBay logo & STIeBay logo 4-DoorB*520604
Impreza, WRXeBay logo & STIeBay logo 5-DoorB*827341

 

PART INFORMATION

PART NAMEPART NUMBER
Bolt901000182
Nut902350032

 

SERVICE PROCEDURE / INFORMATION

  1. Once the condition has been confirmed, remove both rear tire and wheel assemblies for access to the suspension components as BOTH sides of the vehicle must be inspected.
  2. Remove the nut and bolt securing the upper control arm ball joint to the bearing housing as indicated in the illustration above.
  3. Rock the upper arm and the bearing housing as necessary to check for any looseness or free-play in the upper arm ball joint.
  4. If any looseness in the ball joint is visible or felt, replace the upper arm assembly for that side of the vehicle following the procedure outlined in the applicable Service Manual.
  5. ALWAYS install a NEW ball joint retaining nut and bolt set then torque to 90 Nm (66.4 ft. lbs.).
  6. Repeat steps 2 through 5 for inspection / repair to the opposite side of the vehicle.

 


1 Affected Product

Vehicle

MAKEMODELYEAR
SUBARUeBay logoLEGACY2011

 


1 Associated Document

Manufacturer Communications

NUMBER: 05-58-14
DATE: 03/13/14

https://www.nhtsa.gov/recalls?nhtsaId=10233426

MC-10233426-9999.pdf 356.212KB

 


 

Bestseller No. 1
Detroit Axle - 12pc Suspension Kit for 2009-2013 Subaru Forester [Naturally Aspirated] Front 2 Lower Control Arms w/Ball Joint 2 Outer Tie Rods Front Rear 4Struts w/Coil Spring 4 Sway Bars Replacement
  • Replacement for 2009-2013 SubarueBay logo Forester Naturally Aspirated
  • Kit Includes: 2x Front Strut + 2x Rear Strut + 2x Front Lower Control Arm + 4x Front and Rear Sway Bar + 2x Front Outer Tie Rod
  • Detroit Axle Strut Shock Assemblies are complete and ready for installation with no additional work or special tool required for installation
  • Undergo impact, wear, and fatigue testing to help ensure quality and durability
  • 10-Year Warranty
Bestseller No. 2
AUQDD 12Pcs Front End Suspension Kit Fit For 2010-2014 Su-baru Outback, 2 Lower Control Arm 2 Ball Joint 2 Sway Bar Link 4 Outer & Inner Tie Rod End (# 522-831 522-832 543-650 K750084 ES3712 K9513)
  • 【Vehicle Fitment】 - Position: Front; Compatible with 2010-2014 Su-baru Outback [B14 Body Code]
  • Suspension Kit Include】 2 x Front Lower Control Arm - ( 522-831 + 522-832 ) Driver & Passenger Side, 2 x Front Lower Ball Joints - K9513, 2 x Front Outer Tie Rod End Links - ES3712, 2 x Front Inner Tie Rod End Links - EV800049, 2 x Front Stabilizer Sway Bar End Links - K750084 , 2 x Rack and Pinion Boots
  • 【About Control Arm】 - Control arms allow wheels to move up and down while preventing forward and rearward movement. They are typically equipped with bushings on the frame side of the vehicle and a ball joint on the wheel side of the vehicle that allow flex and controlled movement according to road conditions and steering input from the driver.
  • 【Please Note】 - Before placing the order, Please refer to the Vehicle menu (amazonconfirmedfit) at the top left corner, select your vehicle's "Year, Make, Model" and click "Check Fit"to make sure the parts fit your car, or check the product page description to make sure it matches exactly.Any questions please free to contact us and you will get a satisfactory solution.
  • 【OEM Part Number】 - K623343 K623344 K750084 EV800049 ES3712 K9513 20202AJ01A 20202AJ01C 20202AJ05A 20202AJ00A 20202AJ00C 20202AJ04A 20420-XA000 45G20688 536-036 20206AJ000 21067GA050 20206SJ000 34141AA041 34141AA042 34141AC010 34141AC0109E 34161SA000 34161SA001 34160AE000 34160AE001 45D2183 X47BJ3874 TC959 JBJ212 CB0355 X47TR3867 83014 46656 CR0575 X47CA0014 X47CA0015 101-5664 101-5238 101-4585 101-4105
Bestseller No. 3
AUQDD 12Pcs Front End Suspension Kit Fit For 2009-2013 Su-baru Forester, 2 Lower Control Arm 2 Ball Joint 2 Sway Bar Link 4 Outer & Inner Tie Rod End (# 524-783 524-784 K750049 EV800513 ES3712 K9513)
  • 【Vehicle Fitment】 - Position: Front; Compatible with 2009-2013 Su-baru Forester [S12 Body Code]
  • Suspension Kit Include】 2 x Front Lower Control Arm - ( 524-783 + 524-784 ) Driver & Passenger Side, 2 x Front Lower Ball Joints - K9513, 2 x Front Outer Tie Rod End Links - ES3712, 2 x Front Inner Tie Rod End Links - EV800513, 2 x Front Stabilizer Sway Bar End Links - K750049 , 2 x Rack and Pinion Boots
  • 【About Control Arm】 - Control arms allow wheels to move up and down while preventing forward and rearward movement. They are typically equipped with bushings on the frame side of the vehicle and a ball joint on the wheel side of the vehicle that allow flex and controlled movement according to road conditions and steering input from the driver.
  • 【Please Note】 - Before placing the order, Please refer to the Vehicle menu (amazonconfirmedfit) at the top left corner, select your vehicle's "Year, Make, Model" and click "Check Fit"to make sure the parts fit your car, or check the product page description to make sure it matches exactly.Any questions please free to contact us and you will get a satisfactory solution.
  • 【OEM Part Number】 - K622789 K622787 K750049 EV800513 ES3712 K9513 20202SC010 20202SC011 20202SC012 20202SC013 CB72163 20202SC000 20202SC001 20202SC002 20202SC003 CB72164 20470SA000 20470FE000 20470FE000 34160XA010 34141AA041 34141AA042 34141AC010 34141AC0109E 34161SA000 34161SA001 20206AJ000 21067GA050 20206SJ000 102-8051 102-8052 101-5179 101-6872 101-4585 101-4105 A63-1101 545-1580 X47SL3868 MK9513 GK9513 TXK9513 539-031 B9513 45D2183
Bestseller No. 4
Detroit Axle - 8pc Front Rear Suspension Kit for 2010 2011 2012 Subaru Outback 4 Ready Struts with Coil Spring Assembly 4 Sway Bar Links Replacement
  • Strut Kit Replacement for 2010 2011 2012 SubarueBay logo Outback (3.6L) - [2010 2011 2012 Subaru Outback (2.5L; Automatic CVT Trans)]
  • Kit Includes: 4x Complete Front and Rear Struts w/ Coil Spring Assembly + 4x Front and Rear Stabilizer Sway Bar End Links
  • Detroit Axle Strut Assemblies are complete and ready for installation with no additional work or special tool required for installation
  • Undergo impact, wear, and fatigue testing to help ensure quality and durability
  • 10-YEAR WARRANTY! - Undergo impact, wear, and fatigue testing to help ensure quality and durability
Bestseller No. 5
SegurVelo 8pcs Front Suspension Kit Fit for Subaru 2015-2019 Legacy/Outback, Lower Control Arms with Ball Joints & Sway Bar End Links & Tie Rod End, K623477 K623476 K750906/07 ES801217/18 EV800513
  • 【Compatibility】Compatible with SubarueBay logo 2015 2016 2017 2018 2019 Legacy, 2015-2019 Outback. Please confirm your vehicle’s year, make, model, and part numbers before ordering to ensure proper fitment
  • 【Package Includes】1x Front Lower Control Arm w/ Ball Joint - Driver Side - K623477, 1x Front Lower Control Arm w/ Ball Joint - Passenger Side - K623476, 1x Front Stabilizer Sway Bar End Link - K750907, 1x Front Stabilizer Sway Bar End Link - K750906, 1x Front Outer Tie Rod - ES801218, 1x Front Outer Tie Rod - ES801217, 2x Front Inner Tie Rods - EV800513
  • 【OEM-Grade Quality, Precision Fit & Forged Strength】This premium control arm kit is forged from high-strength steel and CNC machined to meet OE specs. A reliable suspension kit upgrade that ensures perfect fitment and rock-solid handling—zero guesswork, full confidence. Just bolt it on and enjoy rock-solid handling like day one
  • 【Durable Construction】 Manufactured from high-strength materials and treated with a corrosion-resistant coating. Built to withstand road debris, moisture, and daily driving conditions for long-lasting reliability
  • 【Restores Ride Quality】 Helps resolve common suspension issues such as clunking noises, steering wander, and uneven tire wear. Quality-tested to support stable handling and dependable front-end performance

Last update on 2026-05-27 / Affiliate links / Images from Amazon Product Advertising API


 

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