WR Series

WR Series

  • WR Series
  • WR Series

Automotive bearings are part of the industrial bearings, automotive bearings in addition to some general bearings, there are some special bearings (such as clutch release bearings, wheel bearings, etc.), these special bearings have their own standards. Special bearings due to special conditions will have some special requirements, resulting in increased production costs, price and quality are higher than the general bearings. At present, the car is moving towards light weight, compact structure, solid, high power, good acceleration performance, comfortable, durable, high reliability and other aspects of development. In addition, due to the progress of electronic control technology, the car is also moving towards low energy consumption, good driving performance, convenient and other practical performance direction, so rolling bearings as an important component of automotive support, which must adapt to this development trend.


Clutch release bearing is an important part of the car, installed in the clutch and transmission between the clutch pressure plate, the separation lever and the engine crankshaft synchronous operation, in order to ensure the clutch can be smooth, soft, reduce wear and tear, extend the clutch and the whole The life of the drive train requires the separation of the bearing by allowing the separation lever to rotate axially along the clutch output shaft. Clutch separation bearing disassembly is more complex, time-consuming, this, the choice of high reliability, quality guaranteed bearings, and in the use of reasonable maintenance and maintenance, can extend the bearing life and improve the user's economic efficiency.


InquiryBearing NumberBoundary dimensions(mm)
DLAdBCd1d2S1S2E
WR1938151DD-1 38.1 54.1 150.5 18.961 34.93 61.47 15.918 15.918 12.88 58.29
WR1938151DD-2 38.1 54.1 151.43 18.961 30.71 66.62 15.918 15.918 12.27 53.49
WR1938152D 38.1 54.1 152.27 18.961 40.51 57.66 15.918 55.12
WR1938153DD 38.1 54.1 152.91 18.961 46.23 52.58 15.918 15.918 28.58 43.27
WR1938155D 38.1 54.1 155.04 18.961 37.67 63.27 12.7 45.09
WR1938155D-1 38.1 54.1 155.05 18.961 37.66 63.29 12.038 45.09
WR1938157D 38.1 54.1 156.59 18.961 39.5 62.99 15.918 59.82
WR1938157D-1 38.1 54.1 156.59 18.961 39.62 62.87 15.918 59.54
WR1938158DD 38.1 54.1 157.99 18.961 46.61 57.28 15.918 15.918 14.78 52.83
WR1938158DD-1 38.1 54.1 157.99 18.961 46 57.89 15.918 15.977 15.06 24.89 52.3
WR1938158DD-2 38.1 54.1 158.24 18.961 43.05 61.09 15.918 15.918 14.1 56.64
WR1938158DD-3 38.1 54.1 158.4 18.961 34.78 69.52 15.918 15.918 12.8 60.3
WR1938159DD 38.1 54.1 158.67 18.961 34.92 69.65 15.918 15.918 12.88 61.9
WR1938161D 38.1 54.1 160.53 18.961 44.33 62.1 15.918 58.93
WR1938161DD 38.1 54.1 161.04 18.961 46.61 60.33 15.918 15.918 33.15 55.88
WR1938162DD 38.1 54.1 161.93 18.961 35.44 72.39 15.918 15.918 15.14 70.05
WR1938175D 38.1 52.6 174.8 18.961 52.91 69.29 12.037 42.88
WR1938175D-1 38.1 54.1 174.75 18.961 52.41 68.24 12.038 43
WR1938175D-2 38.1 54.1 174.8 18.961 52.4 68.3 12.037 43
WR1938175DD 38.1 54.1 174.75 18.961 52.4 68.25 15.918 15.918 14.1 63.75
WR1938175DD-1 38.1 54.1 174.75 18.961 35 85.65 15.918 12.037 14.12 59.84
WR1938175DD-2 38.1 54.1 174.75 18.961 52.53 68.12 15.918 12.038 14.1 43
WR1938176DD 38.1 54 175.7 19 53 68.7 16 16 14 64
WR1940112D 40 50 112 19 29 33 12 32
WR1940117D 40 46 117 18.961 29.3 41.7 15.918 39.1
WR1940122D 40 50 122 19 22 50 12 46
WR2040105 40 50 104.5 20.004 47.5 7
WR2040112D 40 50 112 20.004 18 44 16 40
WR2040143 40 50 143 20 31.5 61.5 16 55
WR2042131DD 42 45.9 130.5 20.004 23.6 61 19 12 22.6 59

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