NSK 112SPPV0101 Accessory Drive Belt Idler Pulley

Accessory Drive Belt Idler Pulley for Subaru

The NSK 112SPPV0101 accessory drive belt idler pulley is built for Subaru applications that need stable belt routing and consistent accessory drive operation. It combines OE-style fitment with low-friction bearing construction to support smooth belt movement in demanding daily driving conditions.

Key Features

• Premium OE technology with vehicle-specific fit, form, and performance
• Superfinished precision-matched bearing raceway for low-friction operation
• Advanced multi-lip seal technology for resistance to water and contamination
• Sealed-for-life design with premium all-weather grease for zero maintenance
• Inside diameter: 12 mm
• Outside diameter: 116 mm
• Width, outer race: 23 mm

Detailed Description

NSK 112SPPV0101 is an accessory drive belt idler pulley engineered for the belt system on select Subaru Impreza and Subaru XV Crosstrek models. NSK is known for bearing development and manufacturing support to major vehicle makers, and this pulley reflects that background with a precision bearing design focused on reduced friction, sealing against contamination, and long service life. For drivers searching for a Subaru Impreza idler pulley or Subaru XV Crosstrek accessory drive belt pulley, this part number 112SPPV0101 provides a direct OE-style service solution.

Compatible With 2012-2014 Subaru Impreza, Grooved. Compatible With 2013-2014 Subaru XV Crosstrek, Grooved. This part number, 112SPPV0101, is a fitment-specific replacement for the accessory drive belt system on these Subaru models.

Common Problems This Part Can Address

• Belt noise caused by a worn or rough idler pulley bearing
• Accessory belt tracking issues from pulley wear or surface damage
• Contamination-related bearing failure from water, dirt, or road debris
• Excess friction in the accessory drive belt system
• Maintenance concerns from a pulley that no longer spins smoothly

Installation Notes and Tips

Verify pulley diameter, width, and bearing dimensions against the original component before installation. Inspect the accessory drive belt, tensioner, and adjacent pulleys for wear while servicing the belt system. Confirm grooved pulley application and vehicle fitment for 2012-2014 Subaru Impreza and 2013-2014 Subaru XV Crosstrek models before final assembly.

Quality Assurance

NSK manufactures advanced rolling bearing products for global automotive applications, with an emphasis on bearing life and operating performance under demanding conditions. The sealed bearing design, multi-lip sealing, and precision raceway construction support consistent operation in the accessory drive belt system.