Rk Chain - Supersprox

Supersprox are true world leaders in the production of performance bike sprockets. A supplier and technical partner to many European motorcycle producers, KTM Austria, Husqvarna Austria, Honda HRC Japan and Yamaha Japan. 

Have a special sprocket request? See how to make your request using the special sprocket request service here

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    • Sprocket Rear RK-B4759-47 JTR005 Afam 35304
      Sprocket Rear RK-B4759-47 JTR005 Afam 35304 Supersprox
      47T
      3400547
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      3 In Stock  |   Usually dispatched within 24 hours
      $31.08
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    • SuperSprox Rear Steel RFE-245-51-Black YZ/YZF RK B4001-51
      Rear Steel RFE-245-51-Black YZ/YZF RK B4001-51 Supersprox
      51T (Steel)
      3424551S
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      10+ In Stock  |   Usually dispatched within 24 hours
      $37.48
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    • SuperSprox Rear Steel RFE-245-50-Black YZ/YZF RK B4001-50
      Rear Steel RFE-245-50-Black YZ/YZF RK B4001-50 Supersprox
      50T (Steel)
      3424550S
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      10+ In Stock  |   Usually dispatched within 24 hours
      $37.48
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    • SuperSprox Rear Steel RFE-245-49-BLK YZ/YZF RK B4001-49
      Rear Steel RFE-245-49-BLK YZ/YZF RK B4001-49 Supersprox
      49T (Steel)
      3424549S
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      1 In Stock  |   Usually dispatched within 24 hours
      $37.48
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    • SuperSprox Rear Steel RFE-245-48-BLK YZ/YZF RK B4001-48
      Rear Steel RFE-245-48-BLK YZ/YZF RK B4001-48 Supersprox
      48T (Steel)
      3424548S
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      7 In Stock  |   Usually dispatched within 24 hours
      $37.48
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    • SuperSprox Front MX Grooved CST-1264-14 RK C3123-14 JTF1264
      Front MX Grooved CST-1264-14 RK C3123-14 JTF1264 Supersprox
      14T - Grooved
      3312644G
      Supersprox grooved gearbox sprocket
      10+ In Stock  |   Usually dispatched within 24 hours
      $17.01
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    • Sprocket Front RK-C5049-15 JTF1515 Afam 24506
      Sprocket Front RK-C5049-15 JTF1515 Afam 24506 Supersprox
      15T
      3340235
      Gearbox Sprocket
      5 In Stock  |   Usually dispatched within 24 hours
      $21.35
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    • Sprocket Front RK-C4010-13 JTF1323 Afam 20210
      Sprocket Front RK-C4010-13 JTF1323 Afam 20210 Supersprox
      13T
      3340633
      Gearbox Sprocket
      10+ In Stock  |   Usually dispatched within 24 hours
      $12.17
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    • Sprocket Front RK-C4397-16 JTF1536 Afam 21601
      Sprocket Front RK-C4397-16 JTF1536 Afam 21601 Supersprox
      3340866
      Gearbox Sprocket. Chrome moly steel for strength and durability.
      10+ In Stock  |   Usually dispatched within 24 hours
      $12.86
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    • Sprocket Front RK-C3033-15 JTF426 Afam 22200
      Sprocket Front RK-C3033-15 JTF426 Afam 22200 Supersprox
      15T
      3342615
      Gearbox Sprocket
      3 In Stock  |   Usually dispatched within 24 hours
      $5.05
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    • Sprocket Front RK-C6186-17 JTF580 Afam 21602
      Sprocket Front RK-C6186-17 JTF580 Afam 21602 Supersprox
      17T
      3358017
      Gearbox Sprocket
      4 In Stock  |   Usually dispatched within 24 hours
      $16.96
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    • Sprocket Rear RK-B5627-40 JTR702 Afam 35802 Alternative sprocket is available
      Sprocket Rear RK-B5627-40 JTR702 Afam 35802 Supersprox
      40T (Steel) - Out Of Stock
      3420580
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      Out of Stock   |   This item is not currently in stock
      $32.39
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    • Sprocket Rear RK-B6893-40 JTR1306 Afam 10616 Alternative sprocket is available
      Sprocket Rear RK-B6893-40 JTR1306 Afam 10616 Supersprox
      40T (Steel) - Out Of Stock
      3420600
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      Out of Stock   |   This item is not currently in stock
      $33.92
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    • Sprocket Rear RK-B5010-42 JTR1317 Afam 10617
      Sprocket Rear RK-B5010-42 JTR1317 Afam 10617 Supersprox
      42T - Out Of Stock
      3420712
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      Out of Stock   |   This item is not currently in stock
      $32.20
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    • Sprocket Rear RK-B2121-53 JTR1133 Afam 92114
      Sprocket Rear RK-B2121-53 JTR1133 Afam 92114 Supersprox
      53T
      3421233
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      1 In Stock  |   Usually dispatched within 24 hours
      $20.69
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    • Sprocket Rear RK-B3139-51 JTR269 Afam 10201
      Sprocket Rear RK-B3139-51 JTR269 Afam 10201 Supersprox
      51T
      3426951
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      8 In Stock  |   Usually dispatched within 24 hours
      $21.72
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    • Sprocket Rear RK-B5623-40 JTR312 Afam 10602 Alternative sprocket is available
      Sprocket Rear RK-B5623-40 JTR312 Afam 10602 Supersprox
      40T - Out Of Stock
      3431240
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      Out of Stock   |   This item is not currently in stock
      $31.24
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    • Sprocket Rear RK-B6833-43 JTR1479 Afam 16502
      Sprocket Rear RK-B6833-43 JTR1479 Afam 16502 Supersprox
      43T
      3447943
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      4 In Stock  |   Usually dispatched within 24 hours
      $37.63
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    • Sprocket Rear RK-B5624-40 JTR498 Afam 16605
      Sprocket Rear RK-B5624-40 JTR498 Afam 16605 Supersprox
      40T (Steel)
      3449840
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      7 In Stock  |   Usually dispatched within 24 hours
      $28.70
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    • Sprocket Rear RK-B6837-40 JTR499 Afam 16603
      Sprocket Rear RK-B6837-40 JTR499 Afam 16603 Supersprox
      40T (Steel)
      3449940
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      2 In Stock  |   Usually dispatched within 24 hours
      $31.04
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    • Sprocket Rear RK-B6840-38 JTR859 Afam 12801
      Sprocket Rear RK-B6840-38 JTR859 Afam 12801 Supersprox
      38T
      3485938
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      4 In Stock  |   Usually dispatched within 24 hours
      $32.52
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    • Sprocket Rear RK-B6840-46 JTR859 Afam 12801
      Sprocket Rear RK-B6840-46 JTR859 Afam 12801 Supersprox
      46T
      3485946
      Rear Sprocket. Made from C45 High Carbon steel. The sprocket teeth are heat treated (induction hardening), increasing the wear resistance and surface hardness.
      4 In Stock  |   Usually dispatched within 24 hours
      $42.56
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    • Sprocket Front RK-C4065-14 JTF1902 Afam 73303
      Sprocket Front RK-C4065-14 JTF1902 Afam 73303 Supersprox
      14T
      3319024
      Gearbox Sprocket
      5 In Stock  |   Usually dispatched within 24 hours
      $14.80
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    • Sprocket Front RK-C4394-13 JTF284 CST-284-13
      Sprocket Front RK-C4394-13 JTF284 CST-284-13 Supersprox
      13T - Out Of Stock
      3328413
      Gearbox Sprocket
      Out of Stock   |   This item is not currently in stock
      $11.40
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    View 24