ACDelco 4K317SF Serpentine Belt

Part Number
4K317SF
Serpentine Belt

Fits: 08-14 Subaru Impreza, 08-11 Subaru Outback, 09-13 Subaru Forester, 12-16 Subaru WRX, 13-18 Subaru WRX STI

$49.99
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Estimated Ship Date: 1 Business Day or Less
ACDelco Professional, premium aftermarket V-Ribbed Stretch Fit Belts, with exclusive self-tensioning technology, are the first and only Aftermarket belts engineered to fit like a glove and perform properly on unique stretch fit drive systems. Prior to installation, ACDelco Professional V-Ribbed Stretch Belts are shorter than the actual working length, but once installed they automatically tension, maintaining the proper tension over the life of the belt and ensuring optimum load carrying capacity. These premium aftermarket replacement v-ribbed stretch fit belts are manufactured to meet your expectations for fit, form, and function. ? WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov


BRAND: ACDelco




FEATURES:


  • Has patented highly engineered EPDM rubber belt ribs that are extremely resistant to oil leaks, wear, and pilling
  • Is the belt of choice by professional technicians, lasting 50% to 60% longer than retail belts
  • Made with temperature and crack resistant EPDM rubber for a long life and quiet, dependable performance
  • Powers specific accessories on equipped vehicles and is critical to their performance
  • Provides the strength and flexibility of advanced polyamide tensile cord for a longer belt life
  • Specially formulated adhesive locks onto the cord allowing it to elongate and stretch, but never lose tension
  • Subaru


SPECIFICS:


ColorBlack
FAQ - Answer 1Yes, this may be indicative of an alignment issue or a failed tensioner.
FAQ - Answer 2Yes, you may lose your power steering or stall out. Your car is not drivable when your drive belt fails.
FAQ - Answer 3Yes, the leading causes of belt failure are improper tension and misaligned pulleys. Both these conditions cause excessive heat which leads to belt failure. Have your belts checked every 3,000 miles for belt wear, proper tension, and pulley alignment.
FAQ - Answer 4No, when the belt backing has been torn or cracked, the belt should be replaced.
FAQ - Answer 5No, use the belt in the way it's listed in the ACDelco belts and hoses catalog.
FAQ - Answer 6No, remember the leading cause of belt failure is improper tension and misaligned pulleys. Improper tension will cause the belt to slip and you may notice a loss of performance from the air conditioning system as well as increased heat under the hood. High heat can lead to premature accessory failure.
FAQ - Question 1Could an automotive belt tear during use?
FAQ - Question 2Will I know immediately if an automotive belt tears?
FAQ - Question 3Are there steps I can take to ensure a longer automotive belt life?
FAQ - Question 4Is there a way to repair a torn automotive belt?
FAQ - Question 5Can I use the same automotive belt for multiple uses?
FAQ - Question 6Will a worn automotive belt affect gas mileage?
Good Maintenance Practices - Section 1 - Bullet 1Do not use belt dressings to stop belt slippage or noise. These are oil based and may cause belt deterioration.
Good Maintenance Practices - Section 1 - Bullet 2Never twist a belt more than 90 degrees during inspection. This may damage the tensile cords and cause premature failure.
Good Maintenance Practices - Section 1 - Bullet 3Replace serpentine belts every 60,000 - 100,000 miles. Check vehicle's owner's manual.
Good Maintenance Practices - Section 1 - Bullet 4Replace V-belts after 3 to 4 years, or every 36,000 to 48,000 miles.
Good Maintenance Practices - Section 1 - Bullet 5Use an approved tension gauge to check belt tension.
Good Maintenance Practices - Section 1 - Bullet 6Check for proper belt tension after 500 to 1,000 miles following belt installation. Recheck often, at least twice a year or every 6,000 miles.
Measurements9/16 in x 32 1/4
Programming RequiredNo
Rib Quantity4
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Rubber Loss: (most common belt wear) a belt wear gauge measures rubber loss, which can result in reduced power transfer from the crank to the accessories.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Glazing: shiny spots can indicate a slipping belt that isn't properly transferring power to accessories.
Signs of Wear & Troubleshooting - Section 1 - Bullet 3Pilling: worn rubber can fill in grooves and cause noise, heat, vibration, and excessive wear.
Signs of Wear & Troubleshooting - Section 1 - Bullet 4Abrasion: wear along the side could indicate misalignment due to a failed tensioner.
Signs of Wear & Troubleshooting - Section 1 - Bullet 5Cracking: older neoprene belts crack as they near the end of their life cycle and often need to be replaced.
Signs of Wear & Troubleshooting - Section 1 - Bullet 6Engine stops or backfires.
Signs of Wear & Troubleshooting - Section 1 - Bullet 7The belt is producing a squealing noise.
Signs of Wear & Troubleshooting - Section 1 - Bullet 8Headlights dim while driving.
Signs of Wear & Troubleshooting - Section 1 - Bullet 9Loss of battery charge.



DOWNLOADS:




APPLICATIONS:


  • 2008-2011 Subaru Outback - Position: Air Conditioning
    • VIN 4th Digit G; Installation Tool Required
  • 2012-2016 Subaru WRX - Position: Air Conditioning
    • Installation Tool Required
  • 2009-2013 Subaru Forester - Position: Air Conditioning
    • Installation Tool Required
  • 2013-2018 Subaru WRX STI - Position: Air Conditioning
    • Installation Tool Required
  • 2008-2014 Subaru Impreza - Position: Air Conditioning
    • Installation Tool Required
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