NISMO Main Bearing Inner Skyline GT-R R32 R33 R34 RB26DETT RB25 - 12207-RRR31

NISMO Main Bearing Inner – Nissan Skyline GT-R R32 R33 R34 RB26DETT & RB25

Product Information

Former Part Numbers (If Applicable)

• Not Applicable
• STD Grade 1 (Brown Identification)
• Official Genuine NISMO Competition Part

Key Features

• Genuine NISMO competition main bearing inner set.
• Advanced Super GT race-proven surface treatment.
• Improved wear resistance and durability under high engine loads.
• Compatible with RB26DETT and RB25 engine applications.
• Ideal for performance engine rebuilds and motorsport use.

Vehicle Compatibility

• Nissan Skyline GT-R R32 – RB26DETT
• Nissan Skyline GT-R R33 – RB26DETT
• Nissan Skyline GT-R R34 – RB26DETT
• Nissan Skyline RB25 Series Engines

Important: Always verify the required bearing grade by measuring crankshaft journals and housing bore clearances before ordering. Professional engine assembly and clearance measurement are recommended.

Package Contents

• 1 × Genuine NISMO Main Bearing Inner Set (Upper & Lower Bearing Halves).