MTC Ronak 1150 Drive Shaft Flex Joint

BMW Drive Shaft Flex Joint

The MTC Ronak 1150 drive shaft flex joint is a driveline service part built around key OE-style dimensions for BMW applications. With a 78 mm bolt circle diameter, 12 mm bolt holes, and a 38 mm inside diameter, it is specified for driveline connections that require accurate flange alignment and controlled rotational transfer.

Key Features

• Part number: 1150
• Drive shaft flex joint for BMW driveline service
• 78 mm bolt circle diameter
• 12 mm bolt hole diameter with 6 bolt holes
• 38 mm inside diameter
• 110 mm outside diameter
• 32 mm thickness
• Interchanges with 26-11-1-227-410

Detailed Description

MTC Ronak 1150 is a drive shaft flex joint for BMW rear driveline applications that use the listed flange and bolt pattern dimensions. It is a direct-fit service component for BMW 318i, 318is, 318ti, 320i, 323Ci, 323i, 323is, 325Ci, 325i, 325is, 328i, 328is, Z3, and Z4 models across the confirmed year ranges. This part number 1150 is also cross-referenced to 26-11-1-227-410 for the same application.

Use this flex joint when servicing the driveline connection between the transmission output and driveshaft assembly on compatible BMW models. The specified 6-bolt pattern, 78 mm bolt circle, and 110 mm outside diameter help ensure the joint matches the original mounting geometry for the vehicle platform.

What It Helps Solve

• Driveline vibration caused by a worn or cracked flex joint
• Clunking or driveline lash during acceleration and deceleration
• Visible rubber deterioration around the driveshaft coupling
• Flange misalignment at the driveshaft connection point
• Service replacement for BMW driveline wear at the flex disc location

Installation Notes and Tips

Verify the bolt circle diameter, bolt hole size, inside diameter, outside diameter, and thickness against the removed part before installation. Confirm the vehicle application by model year, since BMW fitment varies across 1992-2006 3 Series and Z3/Z4 platforms. Inspect the mating flanges, fasteners, and surrounding driveline components for wear or damage before reassembly.

• Fits 2001-2006 BMW 325Ci, N/A
• Fits 2001-2005 BMW 320i, N/A
• Fits 1992-1995 BMW 320i, N/A
• Fits 2001-2005 BMW 325i, N/A
• Fits 1992-1995 BMW 325i, N/A
• Fits 2003-2005 BMW Z4, N/A
• Fits 1996-2002 BMW Z3, N/A
• Fits 2000 BMW 323Ci, N/A
• Fits 1998-2000 BMW 323i, N/A
• Fits 1992-1999 BMW 318i, N/A
• Fits 1993-1999 BMW 318is, N/A
• Fits 1995-1999 BMW 318ti, N/A
• Fits 1998-1999 BMW 323is, N/A
• Fits 1996-1999 BMW 328i, N/A
• Fits 1996-1999 BMW 328is, N/A
• Fits 1999 BMW Z3, N/A, To 03-31-1999
• Fits 1995 BMW 325i, N/A, To 11-30-1994
• Fits 1992-1995 BMW 325is, N/A
• Fits 1995 BMW 325is, N/A, To 11-30-1994
• Fits 1992 BMW 318is, N/A, From 09-01-1992

Quality Assurance

MTC Ronak 1150 is specified with measurable fitment dimensions and a defined OE cross-reference, making it suitable for buyers who need a BMW drive shaft flex joint matched to the original application requirements.