Vaico V10-2709 Belt Tensioner Bolt

Vaico Belt Tensioner Bolt V10-2709

The Vaico V10-2709 is a hex collared belt tensioner bolt for alternator and poly-v-belt applications. Built to OE-style dimensions with an M8x45 thread, it is a direct-fit hardware solution for select Volkswagen and Audi models that use the N10268304 specification.

VAICO is the brand line used for application-focused replacement parts and hardware, with attention to fitment details such as thread size, length, and collar design. For belt drive service on Audi A4, Audi A6, Volkswagen Golf, and Volkswagen Jetta platforms, this part number helps match the original fastener specification.

Key Features

• Part number: V10-2709
• Belt tensioner bolt for alternator and poly-v-belt systems
• Hex collared bolt design
• Thread size: M8x45
• Length: 53.06 mm
• Height and width: 17.4 mm
• Lightweight hardware at 0.024 kg
• OE reference: N10268304

Detailed Description

This Vaico belt tensioner bolt is specified for vehicles that require an M8x45 hex collared fastener in the accessory drive system. It is listed for a wide range of Volkswagen Beetle, Golf, Jetta, Eos, GTI, Passat, Golf City, Jetta City, and Golf R applications, along with Audi TT, TT Quattro, A3, A4, A4 Quattro, A6, and A6 Quattro models. If you are replacing belt drive hardware on a Volkswagen Jetta or Audi A4, V10-2709 provides the correct OE-style thread and collar format for the listed applications.

This part cross-references OE number N10268304 for the same application.

What It Helps Address

• Worn or damaged belt tensioner bolt threads
• Incorrect fastener length during alternator or poly-v-belt service
• Loose or mismatched accessory drive hardware
• Replacement of corroded or stripped OE-style bolts
• Fitment issues on listed Volkswagen and Audi belt drive assemblies

Installation Notes and Tips

• Verify thread size M8x45 before installation.
• Confirm vehicle application against the OE number N10268304 and the listed fitment.
• Inspect the mating bracket and tensioner mounting point for wear or thread damage before tightening.
• Use the correct torque specification for the vehicle and service procedure.
• For Audi A6, Volkswagen Golf, and related models, compare the removed bolt to the new part for length and collar style before assembly.

Quality Assurance

Vaico replacement hardware is cataloged to match the listed OE reference and application data, with dimensions provided for fitment verification. Part number V10-2709 is identified for direct replacement use on the specified Volkswagen and Audi models.