SI number

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Fig 1: Identifying Spring Tensioner (0493351)

Courtesy of BMW OF NORTH AMERICA, INC.

Consisting of:

1 = 0493352 Spring tensioner
NOTE: (Spring tensioner without spring retainer)
2 = 0493353 Holder
NOTE: (Spring retainer (2 pieces)) With protective insert 31 3 327 - Series: E32, E34, E36
3 = 0493354 Holder
NOTE: (Spring retainer (2 pieces)) With protective insert 31 3 328 - Series: E31, E38, E39 front high (2x) and basis (1x)/model: Z3, Z3coupe
4 = 0493355 Ring
NOTE: (Spring retainer ring) With centering ring 31 3 331 only for series E46/Without centering ring 31 3 331 for series E31, E39 front basis/model: Z3, Z3coupe
5 = 0493356 Holder
NOTE: (Spring retainer (2 pieces)) With protective insert 31 3 326 - Series: E38 rear, E39 Saloon rear
6 = 0493357 Insert
NOTE: (Protective insert) For spring retainer 31 3 325
7 = 0493358 Insert
NOTE: (Protective insert) For spring retainer 31 3 322
8 = 0493359 Insert
NOTE: (Protective insert) For spring retainer 31 3 323
9 = 0493360 Holder
NOTE: (Spring retainer) With protective insert 31 3 332 - Series: E46
1 = 0493361 Ring
NOTE: (Centering ring) For centering the spring strut in the spring retainer ring 31 3 324 - Series: E46
2 = 0493362 Insert
NOTE: (Protective insert) For spring retainer 31 3 329