For R/MR/Alphe One bearing, roller bearing, bearing assembly

31-61100A1 (SIERRA: 18-1165 GLM: 21510 MALLORY: 9-75117)

31-32575A1( SIERRA: 18-1179)

31-32573A1(SIERRA: 18-1142 GLM: 21560 MALLORY: 9-75122) 

1.5 Ratio

31-35990A1 (SIERRA: 18-1161 GLM: 21540 OMC 983891)

1.65 Ratio, 1.84 Ratio , 1.98 Ratio 

31-66818A1 ( GLM: 21550, MALLORY: 9-75124)

1.32 Ratio

31-35988A2 ( SIERRA: 18-1160  MALLORY: 9-75123)

Roller bearing

31-36387A1 

( SIERRA: 18-1143 GLM: 21580  MALLORY: 9-75107 )

31-42647A1

(SIERRA: 18-1117 GLM: 216410  GLM 21610 OMC 387817 MALLORY: 9-75121 )

31-35928T1 

(SIERRA: 18-1159 GLM: 21590 MALLORY: 9-75120 )

31-30895

(SIERRA: 18-1157 GLM: 11420 MALLORY: 9-75111 )

30-88957T 

( SIERRA: 18-1155 GLM: 21620 MALLORY: 9-75114 )

31-30956

( SIERRA: 18-1158 GLM: 11410 OMC: 387247 MALLORY: 9-75112)

Alpha One"Gen II" bearing assembly, bearing, roller bearing

31-61100A1

( SIERRA:18-1165 GLM: 21510 MALLORY: 9-75117)

31-35990A1

( SIERRA 18-1161 GLM 21540 OMC 933891)

31-35928T1 ( SIERRA: 18-1159 GLM: 21590 MALLORY: 9-75120)

(1.875 I.D./3.500 O.D.)

31-828437A2 (SIERRA 18-1173 GLM 21591) 

(1.875 I.D./3.500 O.D.)

31-858439A2 (SIERRA 18-1197 GLM 21593)

(1.875 I.D./3.265 O.D.)

31-30894A1 (SIERRA 18-1156 GLM 21820)

(1.750 I.D./3.265 O.D.)

31-30895 

(SIERRA 18-1157 GLM 11420 MALLORY 9-75111)

31-36387A1

(SIERRA 18-1143 GLM 21580 MALLORY 9-75107)

1.50~1.65 Ratio (1991-1997)

31-33138A1

(SIERRA 18-1193 GLM 21584 MALLORY 9-75125)

1.47 ~1.62 Ratio  (1998 Later)

Welcome to leave a message for moreinformation.

SINERA(HERSHENG)MARINE

We are the factory from Taiwan (ROC)

We manufacture boat engine parts,sterndrive parts, marine hardware and marinespare parts for aftermarketworldwide.

Brand includes MERCURY, MERCRUISER, OMC,JOHNSON,YAMAHA, CHRYSLER, VOLVO PENTA, SIERRA, GLM, MALLORY, etc.