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Mercruiser outdrive nuts for power trim anchor pin

GLM Marine aftermarket power trim anchor lock nuts

  • GLM Marine aftermarket part # 21170
  • OEM # 11-13439-1
  • Lock nut

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21170 lock nuts

21170 lock nuts


Please note this P/N 21170 is included in GlM Marines aftermarket trim ram bushing kits numbers 21910 and 21920.

Fits on both front and rear anchor pins. GLM P/N 21170 can be used with MR and Alpha one outdrives years 1983 to 1990.