HomeBelts and Cooling > Accessory Drive Belt System ComponentsINA FT40370 Accessory Drive Belt Tensioner Assembly
Part #: FT40370

INA FT40370 Accessory Drive Belt Tensioner Assembly

⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$108.77Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, C250 and SLK250
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Accessory Drive Belt Tensioner for Mercedes-Benz C250 and SLK250

The INA Accessory Drive Belt Tensioner Assembly FT40370 is designed specifically for Mercedes-Benz C250 and SLK250 models. This component ensures proper tension on the accessory drive belt, maintaining optimal performance of your vehicle's engine accessories.

Key Features of INA FT40370 Accessory Drive Belt Tensioner

  • Compatible with Mercedes-Benz C250 and SLK250 models
  • Part number FT40370 for precise identification
  • Durable construction for consistent belt tension
  • Direct replacement for original equipment tensioners
  • Ensures smooth operation of accessory drive belt system

Detailed Description of the INA Accessory Drive Belt Tensioner Assembly

The INA FT40370 accessory drive belt tensioner assembly is engineered to maintain the correct tension on the serpentine belt that drives essential engine components such as the alternator, power steering pump, and air conditioning compressor. Proper tension prevents belt slippage and premature wear, contributing to the overall reliability of your Mercedes-Benz C250 or SLK250. This tensioner assembly is manufactured to meet OEM specifications, providing a direct fit and function without modification.

Common Issues Addressed by the INA FT40370 Tensioner

  • Eliminates belt squealing caused by improper tension
  • Prevents premature belt wear and damage
  • Reduces risk of accessory component failure due to belt slippage
  • Maintains consistent engine accessory performance
  • Helps avoid unexpected breakdowns related to belt system

Installation Notes and Tips for Mercedes-Benz C250 and SLK250

Installation of the INA FT40370 tensioner assembly should be performed with the engine off and cooled down. It is recommended to inspect the accessory drive belt for wear and replace it if necessary during installation. Use appropriate tools to relieve tension on the belt and carefully remove the old tensioner. Ensure the new tensioner is properly aligned and torqued to manufacturer specifications to avoid premature failure.

Quality Assurance and Warranty Information

INA is a reputable manufacturer known for producing high-quality automotive components. The FT40370 tensioner assembly undergoes rigorous quality control to meet OEM standards. While specific warranty details may vary, INA products typically come with a limited warranty covering defects in materials and workmanship, providing confidence in the durability and reliability of this part for your Mercedes-Benz C250 and SLK250.

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2015Mercedes-BenzC2501.8LL4N/AINA Global Number 534 0370 100
2015Mercedes-BenzSLK2501.8LL4N/AINA Global Number 534 0370 100
2014Mercedes-BenzC2501.8LL4N/AINA Global Number 534 0370 100
2014Mercedes-BenzSLK2501.8LL4N/AINA Global Number 534 0370 100
2013Mercedes-BenzC2501.8LL4N/AINA Global Number 534 0370 100
2013Mercedes-BenzSLK2501.8LL4N/AINA Global Number 534 0370 100
2012Mercedes-BenzC2501.8LL4N/AINA Global Number 534 0370 100
2012Mercedes-BenzSLK2501.8LL4N/AINA Global Number 534 0370 100

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

2712000470392075340370100950148

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.