ACL Race Conrod bearings BMW/TOYOTA B58B30 (.025) ACL bearings are used for tuning and engine upgrades where you want better quality with a higher load capacity than standard standard bearings. Improvements in materials, dynamic thickness, heat conduction, oil grooves and oil distribution are some of the points that make ACL one of the leading manufacturers of motor bearings. Oversize bearing Bearing half type: Upper & lower Bearing size: .025 Material: F781 Technical data: Min. Std Shaft Size: 49,975 mm / 1.9675 inches Max. Std Shaft Size: 49,992 mm / 1.9682 inches Min. Std Tunnel Size: 53,6 mm / 2.1102 inches Max. Std Tunnel Size: 53,619 mm / 2.1110 inches Max Wall at Crown: 1,793 mm / 0.0706 inches Max Overall Length: 17 mm / 0.6693 inches Engine codes: BMW 3.0L 24v - B58B30 Toyota 3.0L 24v - B58 Note - Example image Fits many models, including all below: BMW 1 (F20) B58B30A M 140 i BMW 1 (F20) B58B30A M 140 in xDrive BMW 1 (F21) B58B30A M 140 i BMW 1 (F21) B58B30A M 140 in xDrive B