NSK HTFB40-134A Manual Transmission Input Shaft Bearing

NSK Manual Transmission Input Shaft Bearing

The NSK HTFB40-134A is a manual transmission input shaft bearing built for precise OE-style fit and stable operation in demanding driveline conditions. It is engineered for Nissan and INFINITI manual transmission applications where bearing life, low friction, and consistent performance matter.

Key Features

• Premium OE technology with vehicle-specific fit, form, and performance
• Low-friction bearing design with a superfinished, precision-matched raceway
• High Tough Steel construction with specialized heat treatment for extended service life
• Inside diameter: 40 mm
• Outside diameter: 100 mm
• Width, outer race: 25 mm

Detailed Description

NSK HTFB40-134A is a manual transmission input shaft bearing developed for applications that demand accurate shaft support and smooth rotational performance. As an OE manufacturer for many vehicle programs, NSK applies bearing technology focused on reduced friction and durability under load. This part number is used in select Nissan 370Z, Frontier, Xterra, 350Z, and INFINITI G35, G37, and Q60 manual transmission applications, including models where NSK is identified as the original equipment manufacturer. This part cross-references Timken 40TMK100 for the same application.

What It Helps Address

• Transmission noise from a worn input shaft bearing
• Rough or inconsistent input shaft rotation
• Excess friction inside the manual transmission
• Wear-related driveline vibration during operation
• Service replacement for OE-style transmission bearing failure

Installation Notes and Tips

Verify transmission code, bearing dimensions, and vehicle application before installation. This bearing is for manual transmission input shaft service and should be installed with proper transmission tools and clean assembly practices. Inspect related seals, shafts, and mating components for wear before reassembly to help prevent repeat failure. For fitment-based searches, this part is commonly sought as a manual transmission input shaft bearing for 2003-2004 Nissan 350Z, 2009-2018 Nissan 370Z, 2009-2014 Nissan Frontier, 2011-2014 Nissan Xterra, 2003-2004 INFINITI G35, 2009-2013 INFINITI G37, and 2014-2015 INFINITI Q60.

Quality Assurance

NSK is a global bearing manufacturer and OE supplier known for rolling bearing development used by major automakers. HTFB40-134A reflects that OE-focused engineering approach with precision raceway finishing and heat-treated bearing steel for consistent service in manual transmission applications.