A-Premium Belt Tensioner Assembly with Pulley for Honda & Acura 2.0–2.4L — Direct-Fit, Pre‑Assembled Pulley

A-Premium Belt Tensioner Assembly with Pulley is a direct-fit accessory-drive tensioner built to restore correct belt tension and smooth operation on compatible Honda and Acura 4-cylinder engines.

If your vehicle shows belt noise, squeal, or accessory belt slippage, replacing the belt tensioner with a correct-fit assembly is a common and effective repair. This A-Premium assembly matches original equipment dimensions and mounting positions for selected Honda and Acura models, and arrives with a single pulley pre-installed for simplified replacement. The unit is designed to rotate quietly under load and maintain the right belt path and tension across the accessory drive.

Which Honda and Acura models will this tensioner fit?

This tensioner is intended for many USA-made 4-cylinder Honda and Acura models from the early 2000s to mid-2010s. Fitment covers common Accord, Civic, CR-V, Element, TSX, CSX, RDX, and ILX variants powered by 2.0–2.4L engines. Always cross-check the reference numbers with your vehicle’s factory part to confirm compatibility.

• Honda Accord 2003–2007 L4 2.4L (USA-built)
• Honda Civic 2006–2011 L4 2.0L; 2012–2015 L4 2.4L
• Honda CR-V 2002–2014 L4 2.4L (varies by year)
• Element 2003–2011 L4 2.4L; Acura TSX/CSX/RDX/ILX listed years

What are the key specifications and how do they matter?

The assembly lists several OE reference numbers and detailed dimensions so you can verify a precise match. Critical dimensions like outside diameter, bearing bore, and pulley width determine whether the belt aligns correctly and runs without mis-tracking or premature wear.

• Reference numbers: 31170RAAA01, 31170PNA023, 31170PNA003 and others
• Pulley outside diameter: 76.5 mm; bearing bore inside diameter: 17 mm
• Pulley width: 37.5 mm; pulley quantity: 1; position: accessory drive

How does installation and performance compare to the original part?

A-Premium engineered this assembly to mirror original equipment fit and function, making installation straightforward with factory mounting points and hardware interfaces. The unit is designed to rotate smoothly and dampen belt vibration for quieter operation without special modification.

• Direct-fit replacement for listed OE part numbers
• Pre-assembled pulley reduces installation time and steps
• Intended to operate quietly and maintain consistent belt tension

What warranty and customer assurances are provided?

A-Premium backs this belt tensioner assembly with a one-year unlimited-mileage guarantee, which helps protect against manufacturing defects for typical use. Their aftermarket range covers many accessory categories, providing a single-source option for related repairs and parts replacement.

• One-year unlimited-mileage guarantee from A-Premium
• Sold as a complete tensioner assembly with pulley
• Manufactured to match OE dimensions for reliable replacement

Who is this for? This A-Premium belt tensioner assembly is aimed at DIY mechanics, professional technicians, and vehicle owners maintaining Honda and Acura 4-cylinder models listed above who need a cost-effective, OE-dimension replacement. If your car shows belt noise, glazing, uneven wear, or the belt is slipping, this unit provides the correct geometry and mounting to restore accessory-drive alignment and reduce noise. Before purchase, confirm the part reference number and vehicle year/engine to ensure a direct match.