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Coolant reservoir cap Masuma, MOX-231

Article: MOX-231
About product
Applicability
OEM

This spare part fits on cars BMW

Body/Volume Installation period Car configuration
328i. M52B28 (286S2). SEDAN 1997.04-2000.06 2.8L GASOLINE M52B28 (286S2) (193 PS / 142 kW) Rear-wheel drive. Left Hand Drive
318i. M43B19 (194E1). SEDAN 1997.04-2001.09 1.9L GASOLINE M43B19 (194E1) CARBURETOR (118 PS / 87 kW) Rear-wheel drive. Left Hand Drive M43
323i. M52B25 (256S4). SEDAN 1997.07-2000.10 2.5L GASOLINE M52B25 (256S4) (170 PS / 125 kW) Rear-wheel drive. Left Hand Drive
320i. M52B20 (206S4). SEDAN 1997.07-2001.07 2.0L GASOLINE M52B20 (206S4) (150 PS / 110 kW) Rear-wheel drive. Left Hand Drive M52
328Ci. M52B28 (286S2). COUPE 1998.03-2000.06 2.8L GASOLINE M52B28 (286S2) (193 PS / 142 kW) Rear-wheel drive. Left Hand Drive
323Ci. M52B25 (256S4). COUPE 1998.03-2000.08 2.5L GASOLINE M52B25 (256S4) (170 PS / 125 kW) Rear-wheel drive. Left Hand Drive
316i. M43B16 (164E3). SEDAN 1998.06-2002.02 1.6L GASOLINE M43B16 (164E3) (105 PS / 77 kW) Rear-wheel drive. Left Hand Drive
316i. M43B19 (194E1). SEDAN 1998.06-2002.03 1.9L GASOLINE M43B19 (194E1) CARBURETOR (105 PS / 77 kW) Rear-wheel drive. Left Hand Drive
320Ci. M52B20 (206S4). COUPE 1998.11-2001.08 2.0L GASOLINE M52B20 (206S4) (150 PS / 110 kW) Rear-wheel drive. Left Hand Drive M52
318Ci. M43B19 (194E1). COUPE 1999.03-2001.08 1.9L GASOLINE M43B19 (194E1) CARBURETOR (118 PS / 87 kW) Rear-wheel drive. Left Hand Drive M43
316Ci. M43B16 (164E3). COUPE 1999.04-2002.02 1.6L GASOLINE M43B16 (164E3) (105 PS / 77 kW) Rear-wheel drive. Left Hand Drive M43
M3. S54B32 (326S4). COUPE 1999.07-2006.05 3.2L GASOLINE S54B32 (326S4) (325 PS / 239 kW) Rear-wheel drive. Left Hand Drive
330xi. M54B30 (306S3). SEDAN 1999.09-2004.12 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Four-wheel drive (4WD). Left Hand Drive
330i. M54B30 (306S3). SEDAN 1999.09-2005.02 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Rear-wheel drive. Left Hand Drive
330Ci. M54B30 (306S3). COUPE 1999.09-2006.05 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Rear-wheel drive. Left Hand Drive
320i. M54B22 (226S1). SEDAN 1999.12-2005.02 2.2L GASOLINE M54B22 (226S1) (170 PS / 125 kW) Rear-wheel drive. Left Hand Drive M54
325xi. M54B25 (256S5). SEDAN 2000.01-2004.12 2.5L GASOLINE M54B25 (256S5) (192 PS / 141 kW) Four-wheel drive (4WD). Left Hand Drive
325i. M54B25 (256S5). SEDAN 2000.01-2005.02 2.5L GASOLINE M54B25 (256S5) (192 PS / 141 kW) Rear-wheel drive. Left Hand Drive
320Ci. M54B22 (226S1). COUPE 2000.01-2006.05 2.2L GASOLINE M54B22 (226S1) (170 PS / 125 kW) Rear-wheel drive. Left Hand Drive M54
325Ci. M54B25 (256S5). COUPE 2000.01-2006.05 2.5L GASOLINE M54B25 (256S5) (192 PS / 141 kW) Rear-wheel drive. Left Hand Drive
316ti. N42B18. HATCH 2000.03-2004.02 1.8L GASOLINE N42B18A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
325ti. M54B25 (256S5). HATCH 2000.03-2004.12 2.5L GASOLINE M54B25 (256S5) (192 PS / 141 kW) Rear-wheel drive. Left Hand Drive
318i. N42B20. WAGON 2000.12-2004.02 2.0L GASOLINE N42B20A (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
318Ci. N42B20. COUPE 2000.12-2004.02 2.0L GASOLINE N42B20A (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
318i. N42B20. SEDAN 2000.12-2004.03 2.0L GASOLINE N42B20A (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
320i. M54B22 (226S1). RUS. SEDAN 2001.01-2004.08 2.2L GASOLINE M54B22 (226S1) (170 PS / 125 kW) Rear-wheel drive. Left Hand Drive
316i. N42B18. WAGON 2001.01-2004.12 1.8L GASOLINE N42B18A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
318ti. N42B20. HATCH 2001.03-2004.02 2.0L GASOLINE N42B20A (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
316i. N42B18. SEDAN 2001.05-2004.02 1.8L GASOLINE N42B18A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316ti. N40B16. HATCH 2001.06-2004.02 1.6L GASOLINE N40B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316i. N40B16. SEDAN 2001.06-2004.02 1.6L GASOLINE N40B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316Ci. N40B16. COUPE 2001.07-2004.02 1.6L GASOLINE N40B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
M3 CSL. S54B32 (326S4). COUPE 2002.09-2003.12 3.2L GASOLINE S54B32 (326S4) (360 PS / 265 kW) Rear-wheel drive. Left Hand Drive
316ti. N46B18. HATCH 2003.09-2004.12 1.8L GASOLINE N46B18A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
318ti. N46B20. HATCH 2003.09-2004.12 2.0L GASOLINE N46B20 (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
316i. N45B16. SEDAN 2003.09-2005.01 1.6L GASOLINE N45B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316i. N46B18. SEDAN 2003.09-2005.01 1.8L GASOLINE N46B18 (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
318i. N46B20. SEDAN 2003.09-2005.02 2.0L GASOLINE N46B20 (143 PS / 105 kW) Rear-wheel drive. Left Hand Drive
316Ci. N45B16. COUPE 2003.09-2006.05 1.6L GASOLINE N45B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316ti. N45B16. HATCH 2003.10-2004.12 1.6L GASOLINE N45B16A (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
316i. N46B18. WAGON 2003.10-2005.07 1.8L GASOLINE N46B18 (115 PS / 85 kW) Rear-wheel drive. Left Hand Drive
318Ci. N46B20. COUPE 2003.10-2006.05 2.0L GASOLINE N46B20 (150 PS / 110 kW) Rear-wheel drive. Left Hand Drive
Body/Volume Installation period Car configuration
550i. N63B44. LIFTBACK 5D 2008.09-2012.05 4.4L GASOLINE N63B44A (408 PS / 300 kW) Rear-wheel drive. Left Hand Drive N63
550iX. N63B44. LIFTBACK 5D 2009.04-2012.06 4.4L GASOLINE N63B44A (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
550iX. N63B40. LIFTBACK 5D 2011.04-2012.09 4.0L GASOLINE N63B40A (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
550i. N63B44. LIFTBACK 5D 2011.05-2013.05 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive N63N
550iX. N63B44. LIFTBACK 5D 2011.05-2013.06 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive 4.4
550i. N63B44. LIFTBACK 5D 2012.08-2017.01 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive
550iX. N63B40. LIFTBACK 5D 2012.10-2014.03 4.0L GASOLINE N63B40A (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
550iX. N63B44. LIFTBACK 5D 2013.01-2017.02 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
523i. N53B30. SEDAN 2009.02-2011.08 3.0L GASOLINE N53B30 (204 PS / 150 kW) Rear-wheel drive. Left Hand Drive
528i. N53B30. SEDAN 2009.02-2011.08 3.0L GASOLINE N53B30 (258 PS / 190 kW) Rear-wheel drive. Left Hand Drive
M5. S63B44. SEDAN 2010.06-2016.10 4.4L GASOLINE S63B44B (560 PS / 412 kW) Rear-wheel drive. Left Hand Drive
530i. N53B30. SEDAN 2011.05-2013.06 3.0L GASOLINE N53B30 (272 PS / 200 kW) Rear-wheel drive. Left Hand Drive
550i. N63B44. SEDAN 2012.08-2016.10 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive
550iX. N63B44. SEDAN 2012.10-2016.10 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
523i. N53B30. WAGON 2009.01-2011.08 3.0L GASOLINE N53B30A (204 PS / 150 kW) Rear-wheel drive. Left Hand Drive
528i. N53B30. WAGON 2009.02-2011.08 3.0L GASOLINE N53B30A (258 PS / 190 kW) Rear-wheel drive. Left Hand Drive
530i. N53B30. WAGON 2011.06-2013.06 3.0L GASOLINE N53B30A (272 PS / 200 kW) Rear-wheel drive. Left Hand Drive
550i. N63B44. WAGON 2012.08-2017.02 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive
Body/Volume Installation period Car configuration
650iX. N63B40. GRAN COUPE 2011.06-2014.09 4.0L GASOLINE N63B40A (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
650i. N63B44. GRAN COUPE 2011.06-2015.02 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive
650iX. N63B44. GRAN COUPE 2011.06-2015.03 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
M6. S63B44. GRAN COUPE 2011.10-2015.02 4.4L GASOLINE S63B44B (560 PS / 412 kW) Rear-wheel drive. Left Hand Drive
650i. N63B44. GRAN COUPE 2014.06-2018.06 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive
650iX. N63B44. GRAN COUPE 2014.09-2018.05 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
M6. S63B44. GRAN COUPE 2014.09-2018.06 4.4L GASOLINE S63B44B (575 PS / 423 kW) Rear-wheel drive. Left Hand Drive
650iX. N63B40. GRAN COUPE 2015.02-2017.07 4.0L GASOLINE N63B40A (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
650i. N63B44. COUPE 2010.04-2012.06 4.4L GASOLINE N63B44A (408 PS / 300 kW) Rear-wheel drive. Left Hand Drive N63
650iX. N63B44. COUPE 2010.11-2012.06 4.4L GASOLINE N63B44A (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
M6. S63B44. COUPE 2011.03-2015.02 4.4L GASOLINE S63B44B (600 PS / 441 kW) Rear-wheel drive. Left Hand Drive
650i. N63B44. COUPE 2011.10-2015.02 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive N63N
650iX. N63B40. COUPE 2012.01-2013.01 4.0L GASOLINE N63B40A (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive 650iX 4.0
650iX. N63B44. COUPE 2012.01-2015.02 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive 650iX 4.4
650iX. N63B44. COUPE 2014.06-2017.10 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive 4.4
M6. S63B44. COUPE 2014.06-2017.10 4.4L GASOLINE S63B44B (575 PS / 423 kW) Rear-wheel drive. Left Hand Drive
650iX. N63B40. COUPE 2014.07-2017.06 4.0L GASOLINE N63B40A (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
650i. N63B44. COUPE 2014.07-2017.10 4.4L GASOLINE N63B44B (449 PS / 330 kW) Rear-wheel drive. Left Hand Drive N63N
Body/Volume Installation period Car configuration
735i. N62B36. SEDAN 2000.03-2005.02 3.6L GASOLINE N62B36 (272 PS / 200 kW) Rear-wheel drive. Left Hand Drive
745i. N62B44. SEDAN 2000.03-2005.02 4.4L GASOLINE N62B44A (333 PS / 245 kW) Rear-wheel drive. Left Hand Drive
760i. N73B60. SEDAN 2002.02-2008.07 6.0L GASOLINE N73B60 (435 PS / 320 kW) Rear-wheel drive. Left Hand Drive
730i. 306S3. SEDAN 2002.07-2005.02 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Rear-wheel drive. Left Hand Drive
730i. N52B30. SEDAN 2004.06-2008.07 3.0L GASOLINE N52B30 (258 PS / 190 kW) Rear-wheel drive. Left Hand Drive
740i. N62B40. SEDAN 2004.06-2008.07 4.0L GASOLINE N62B40 (306 PS / 225 kW) Rear-wheel drive. Left Hand Drive
750i. N62B48. SEDAN 2004.06-2008.07 4.8L GASOLINE N62B48B (367 PS / 270 kW) Rear-wheel drive. Left Hand Drive
Body/Volume Installation period Car configuration
735Li. N62B36. SEDAN 2000.06-2005.02 3.6L GASOLINE N62B36 (272 PS / 200 kW) Rear-wheel drive. Left Hand Drive
745Li. N62B44. SEDAN 2000.06-2005.02 4.4L GASOLINE N62B44A (333 PS / 245 kW) Rear-wheel drive. Left Hand Drive
760Li. N73B60. SEDAN 2002.02-2008.07 6.0L GASOLINE N73B60 (445 PS / 327 kW) Rear-wheel drive. Left Hand Drive
730Li. 306S3. SEDAN 2002.09-2005.02 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Rear-wheel drive. Left Hand Drive
750Li. N62B48. SEDAN 2004.06-2008.07 4.8L GASOLINE N62B48B (367 PS / 270 kW) Rear-wheel drive. Left Hand Drive
730Li. N52B30. SEDAN 2004.07-2008.07 3.0L GASOLINE N52B30 (258 PS / 190 kW) Rear-wheel drive. Left Hand Drive
740Li. N62B40. SEDAN 2004.09-2008.07 4.0L GASOLINE N62B40 (306 PS / 225 kW) Rear-wheel drive. Left Hand Drive
Body/Volume Installation period Car configuration
750i. N63B44. SEDAN 2011.05-2015.05 4.4L GASOLINE N63B44B (449 PS / 300 kW) Rear-wheel drive. Left Hand Drive
750iX. N63B44. SEDAN 2011.06-2015.05 4.4L GASOLINE N63B44B (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
750LiX. N63B40. SEDAN 2011.06-2015.03 4.0L GASOLINE N63B40A (408 PS / 300 kW) Four-wheel drive (4WD). Left Hand Drive
750Li. N63B44. SEDAN 2011.06-2015.05 4.4L GASOLINE N63B44B (408 PS / 300 kW) Rear-wheel drive. Left Hand Drive
750LiX. N63B44. SEDAN 2011.06-2015.05 4.4L GASOLINE N63B44B (449 PS / 330 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
X3 3.0i. 306S3. SUV 2003.01-2006.07 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.5i. 256S5. SUV 2003.02-2006.07 2.5L GASOLINE M54B25 (256S5) (192 PS / 141 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.0i. N46B20. SUV 2003.05-2006.07 2.0L GASOLINE N46B20B (150 PS / 110 kW) Four-wheel drive (4WD). Left Hand Drive
X3 3.0si. N52B30. SUV 2006.02-2010.08 3.0L GASOLINE N52B30 (272 PS / 200 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.5si. N52B25. SUV 2006.03-2010.08 2.5L GASOLINE N52B25 (218 PS / 160 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.0i. N46B20. SUV 2006.05-2010.08 2.0L GASOLINE N46B20B (150 PS / 110 kW) Four-wheel drive (4WD). Left Hand Drive
X3 3.0si. N52B30. RUS. SUV 2006.09-2010.02 3.0L GASOLINE N52B30 (272 PS / 200 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.5si. N52B25. RUS. SUV 2006.09-2010.07 2.5L GASOLINE N52B25 (218 PS / 160 kW) Four-wheel drive (4WD). Left Hand Drive
X3 2.0i. N46B20. RUS. SUV 2009.01-2009.07 2.0L GASOLINE N46B20B (150 PS / 110 kW) Four-wheel drive (4WD). Left Hand Drive
Body/Volume Installation period Car configuration
X5 4.4i. M62B44 (448S2). SUV 1999.07-2003.09 4.4L GASOLINE M62B44 (448S2) (286 PS / 210 kW) Four-wheel drive (4WD). Left Hand Drive M62
X5 3.0i. M54B30 (306S3). SUV 1999.08-2006.09 3.0L GASOLINE M54B30 (306S3) (231 PS / 170 kW) Four-wheel drive (4WD). Left Hand Drive
X5 4.6is. M62B46 (468S1). SUV 2001.01-2003.09 4.6L GASOLINE M62B46 (468S1) (347 PS / 255 kW) Four-wheel drive (4WD). Left Hand Drive
X5 4.4i. N62B44. SUV 2003.01-2006.09 4.4L GASOLINE N62B44A (320 PS / 235 kW) Four-wheel drive (4WD). Left Hand Drive
X5 4.8is. N62B48. SUV 2003.11-2006.09 4.8L GASOLINE N62B48A (360 PS / 265 kW) Four-wheel drive (4WD). Left Hand Drive

Masuma coolant reservoir caps are manufactured to match OEM specifications in both geometry and performance. The sealing gaskets are made from high-quality rubber compounds that resist degradation from automotive fluids, ensuring a reliable pressure seal and long-term durability.

About Masuma

Masuma is a global brand specializing in auto parts, components, and consumables. The company focuses on producing high-wear replacement parts for post-warranty maintenance of Asian and European vehicles.

Masuma’s strategy is to deliver the best balance of reliability and cost, making quality parts accessible to more drivers and service professionals. All products are developed according to Masuma’s own specifications and manufactured under strict quality control by Masuma Auto Spare Parts Co., LTD (Tokyo, Japan) at multiple state-of-the-art factories across East Asia.

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