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Bay Boater MarineBay Boater Marine

Bay Boater Marine

  • Transmission Parts
    • Parts for Velvet Drive Marine Transmissions
    • HURTH HBW Series Mechanical Shift
    • Hurth HSW & ZF Series Hydraulic Shift Marine Transmissions
    • Hurth IRM Series 220 301 325 Models
    • Twin Disc Transmissions
  • Marine Engine Parts
    • Yamaha Outboard
    • Crusader Replacement Parts
    • Mercruiser Replacement Parts
  • Show All Products
  • Contact
  • Account details
  • Cart / $6,854.03
      • × Super Master Rebuild Kit 1018 Series All RatiosSuper Master Rebuild Kit 1018 Series All Ratios
        5 × $199.88
      • × Bearing Forward Clutch Housing 72C 1005 1018 1014Bearing Forward Clutch Housing 72C 1005 1018 1014
        10 × $21.95
      • × Rebuild Kit 72c/1018 1:1Rebuild Kit 72c/1018 1:1
        1 × $229.95
      • × Plate Bronze for 2001 & 2002 Series Velvet DrivePlate Bronze for 2001 & 2002 Series Velvet Drive
        1 × $39.95
      • × ZF 301 Plate KitZF 301 Plate Kit
        1 × $799.95
      • × Steel Clutch PlateSteel Clutch Plate
        1 × $6.95
      • × Pulley Crankshaft for Crusader Big Block Drives Circulating Pump and AlternatorPulley Crankshaft for Crusader Big Block Drives Circulating Pump and Alternator
        1 × $24.95
      • × Gasket Seal Kit Hurth HBW10-150 ZF12M and ZF15MGasket Seal Kit Hurth HBW10-150 ZF12M and ZF15M
        1 × $32.95
      • × Thust Washer HBW20 HBW220 HBW250 ZF25M ZF25MAThust Washer HBW20 HBW220 HBW250 ZF25M ZF25MA
        1 × $69.95
      • × Top Pressure or Reaction Plate for Velvet DriveTop Pressure or Reaction Plate for Velvet Drive
        1 × $21.95
      • × ZFP85SL- Steel PlateZFP85SL- Steel Plate
        1 × $18.95
      • × Ball & Spring Velvet Drive DetentBall & Spring Velvet Drive Detent
        1 × $6.95
      • × ZF 220 Seal KitZF 220 Seal Kit
        1 × $229.95
      • × Tool Snap Ring Remover / InstallerTool Snap Ring Remover / Installer
        1 × $16.95
      • × Rebuild Kit Velvet Drive V-Drive 2002 SeriesRebuild Kit Velvet Drive V-Drive 2002 Series
        1 × $749.95
      • × Twin Disc 506 Plate KitTwin Disc 506 Plate Kit
        1 × $679.95
      • × Seal Output for Hurth Marine HSW 630 Series V-Drive 444-071 26-811957Seal Output for Hurth Marine HSW 630 Series V-Drive 444-071 26-811957
        1 × $24.95
      • × PlaceholderSeals
        1 × $0.01
      • × Seal Front Pump for Velvet DriveSeal Front Pump for Velvet Drive
        1 × $6.95
      • × Bearing Kit 72 Series 1.91:1Bearing Kit 72 Series 1.91:1
        1 × $279.95
      • × Bearing Kits for 1017 Series 1.52:1 Ratio Transmission OnlyBearing Kits for 1017 Series 1.52:1 Ratio Transmission Only
        1 × $109.95
      • × Plate Kit Reverse Bronze and SteelPlate Kit Reverse Bronze and Steel
        1 × $69.95
      • × Gasket for HBW10 HBW150 HBW150V ZF12M ZF15M ZF15MIV Bearing Cap GasketGasket for HBW10 HBW150 HBW150V ZF12M ZF15M ZF15MIV Bearing Cap Gasket
        1 × $3.95
      • × Marine Engine Re-Wire Harness Round 9 Pin 6 Feet of Wire for Mercruiser Volvo CrusaderMarine Engine Re-Wire Harness Round 9 Pin 6 Feet of Wire for Mercruiser Volvo Crusader
        1 × $89.95
      • × PlaceholderBearings
        1 × $0.01
      • × Plate for 5000 Series External TeethPlate for 5000 Series External Teeth
        1 × $6.95
      • × Gasket Bearing End Cap HBW 5 5 ,100 and ZF 5M 6M 10MGasket Bearing End Cap HBW 5 5 ,100 and ZF 5M 6M 10M
        1 × $3.95
      • × BB Belt for Raw Water Pump 10258BB Belt for Raw Water Pump 10258
        4 × $15.95
      • × Rebuild Kit 5000 2001 Down Angle All RatiosRebuild Kit 5000 2001 Down Angle All Ratios
        1 × $699.95
      • × Pulley for Crusader Big Block. Drives Raw Water PumpPulley for Crusader Big Block. Drives Raw Water Pump
        1 × $89.95
      • × Bearing Clutch Pak Roller 2001/2002 Series Velvet DriveBearing Clutch Pak Roller 2001/2002 Series Velvet Drive
        1 × $16.95
      • × Seals & Seal KitsSeals & Seal Kits
        1 × $0.01
      • × ZF 301 Seal KitZF 301 Seal Kit
        1 × $209.95
      • × Rear Coupling Nut for Velvet Drive 1-11/16 Replaces 1000-149-034Rear Coupling Nut for Velvet Drive 1-11/16 Replaces 1000-149-034
        1 × $18.95
      • × Bearing Kit for Velvet Drive 1017 Series 1.88, 1.91, 2.57, 2.91 RatiosBearing Kit for Velvet Drive 1017 Series 1.88, 1.91, 2.57, 2.91 Ratios
        1 × $109.95
      • × Master Rebuild Kit 1005 SeriesMaster Rebuild Kit 1005 Series
        1 × $269.95
      • × Pulley Kit for Crusader 7.4L 454, 502 8.2L, Big Block Marine Engines 22652 3 PulleysPulley Kit for Crusader 7.4L 454, 502 8.2L, Big Block Marine Engines 22652 3 Pulleys
        1 × $229.95
      • × Crusader Big Block Raw Water Pump Drive Kit - 2 PulleysCrusader Big Block Raw Water Pump Drive Kit - 2 Pulleys
        1 × $159.95
      • × Pulley Kit for Crusader Big Block 7.4 454 8.2 502 Engines Replaces 22652Pulley Kit for Crusader Big Block 7.4 454 8.2 502 Engines Replaces 22652
        1 × $219.95
      • × Reverse Adapter Bearing 4840DReverse Adapter Bearing 4840D
        1 × $19.95

      Subtotal: $6,854.03

      View cartCheckout

  • Checkout +
  • Cart
    • × Super Master Rebuild Kit 1018 Series All RatiosSuper Master Rebuild Kit 1018 Series All Ratios
      5 × $199.88
    • × Bearing Forward Clutch Housing 72C 1005 1018 1014Bearing Forward Clutch Housing 72C 1005 1018 1014
      10 × $21.95
    • × Rebuild Kit 72c/1018 1:1Rebuild Kit 72c/1018 1:1
      1 × $229.95
    • × Plate Bronze for 2001 & 2002 Series Velvet DrivePlate Bronze for 2001 & 2002 Series Velvet Drive
      1 × $39.95
    • × ZF 301 Plate KitZF 301 Plate Kit
      1 × $799.95
    • × Steel Clutch PlateSteel Clutch Plate
      1 × $6.95
    • × Pulley Crankshaft for Crusader Big Block Drives Circulating Pump and AlternatorPulley Crankshaft for Crusader Big Block Drives Circulating Pump and Alternator
      1 × $24.95
    • × Gasket Seal Kit Hurth HBW10-150 ZF12M and ZF15MGasket Seal Kit Hurth HBW10-150 ZF12M and ZF15M
      1 × $32.95
    • × Thust Washer HBW20 HBW220 HBW250 ZF25M ZF25MAThust Washer HBW20 HBW220 HBW250 ZF25M ZF25MA
      1 × $69.95
    • × Top Pressure or Reaction Plate for Velvet DriveTop Pressure or Reaction Plate for Velvet Drive
      1 × $21.95
    • × ZFP85SL- Steel PlateZFP85SL- Steel Plate
      1 × $18.95
    • × Ball & Spring Velvet Drive DetentBall & Spring Velvet Drive Detent
      1 × $6.95
    • × ZF 220 Seal KitZF 220 Seal Kit
      1 × $229.95
    • × Tool Snap Ring Remover / InstallerTool Snap Ring Remover / Installer
      1 × $16.95
    • × Rebuild Kit Velvet Drive V-Drive 2002 SeriesRebuild Kit Velvet Drive V-Drive 2002 Series
      1 × $749.95
    • × Twin Disc 506 Plate KitTwin Disc 506 Plate Kit
      1 × $679.95
    • × Seal Output for Hurth Marine HSW 630 Series V-Drive 444-071 26-811957Seal Output for Hurth Marine HSW 630 Series V-Drive 444-071 26-811957
      1 × $24.95
    • × PlaceholderSeals
      1 × $0.01
    • × Seal Front Pump for Velvet DriveSeal Front Pump for Velvet Drive
      1 × $6.95
    • × Bearing Kit 72 Series 1.91:1Bearing Kit 72 Series 1.91:1
      1 × $279.95
    • × Bearing Kits for 1017 Series 1.52:1 Ratio Transmission OnlyBearing Kits for 1017 Series 1.52:1 Ratio Transmission Only
      1 × $109.95
    • × Plate Kit Reverse Bronze and SteelPlate Kit Reverse Bronze and Steel
      1 × $69.95
    • × Gasket for HBW10 HBW150 HBW150V ZF12M ZF15M ZF15MIV Bearing Cap GasketGasket for HBW10 HBW150 HBW150V ZF12M ZF15M ZF15MIV Bearing Cap Gasket
      1 × $3.95
    • × Marine Engine Re-Wire Harness Round 9 Pin 6 Feet of Wire for Mercruiser Volvo CrusaderMarine Engine Re-Wire Harness Round 9 Pin 6 Feet of Wire for Mercruiser Volvo Crusader
      1 × $89.95
    • × PlaceholderBearings
      1 × $0.01
    • × Plate for 5000 Series External TeethPlate for 5000 Series External Teeth
      1 × $6.95
    • × Gasket Bearing End Cap HBW 5 5 ,100 and ZF 5M 6M 10MGasket Bearing End Cap HBW 5 5 ,100 and ZF 5M 6M 10M
      1 × $3.95
    • × BB Belt for Raw Water Pump 10258BB Belt for Raw Water Pump 10258
      4 × $15.95
    • × Rebuild Kit 5000 2001 Down Angle All RatiosRebuild Kit 5000 2001 Down Angle All Ratios
      1 × $699.95
    • × Pulley for Crusader Big Block. Drives Raw Water PumpPulley for Crusader Big Block. Drives Raw Water Pump
      1 × $89.95
    • × Bearing Clutch Pak Roller 2001/2002 Series Velvet DriveBearing Clutch Pak Roller 2001/2002 Series Velvet Drive
      1 × $16.95
    • × Seals & Seal KitsSeals & Seal Kits
      1 × $0.01
    • × ZF 301 Seal KitZF 301 Seal Kit
      1 × $209.95
    • × Rear Coupling Nut for Velvet Drive 1-11/16 Replaces 1000-149-034Rear Coupling Nut for Velvet Drive 1-11/16 Replaces 1000-149-034
      1 × $18.95
    • × Bearing Kit for Velvet Drive 1017 Series 1.88, 1.91, 2.57, 2.91 RatiosBearing Kit for Velvet Drive 1017 Series 1.88, 1.91, 2.57, 2.91 Ratios
      1 × $109.95
    • × Master Rebuild Kit 1005 SeriesMaster Rebuild Kit 1005 Series
      1 × $269.95
    • × Pulley Kit for Crusader 7.4L 454, 502 8.2L, Big Block Marine Engines 22652 3 PulleysPulley Kit for Crusader 7.4L 454, 502 8.2L, Big Block Marine Engines 22652 3 Pulleys
      1 × $229.95
    • × Crusader Big Block Raw Water Pump Drive Kit - 2 PulleysCrusader Big Block Raw Water Pump Drive Kit - 2 Pulleys
      1 × $159.95
    • × Pulley Kit for Crusader Big Block 7.4 454 8.2 502 Engines Replaces 22652Pulley Kit for Crusader Big Block 7.4 454 8.2 502 Engines Replaces 22652
      1 × $219.95
    • × Reverse Adapter Bearing 4840DReverse Adapter Bearing 4840D
      1 × $19.95

    Subtotal: $6,854.03

    View cartCheckout

 

Mechanical Shift Identification Guide

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Categories: Transmission Parts, HURTH HBW Series Mechanical Shift Brand: ZF Hurth, Hurth ZF, ZF

Measure the center to center on the bolts holding the bearing cap. Compare your measurements to the diagram to make sure you are ordering parts for the correct transmission.  Many times the ID tag is missing.

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Copyright 2026 © Bay Boater Marine, U.S.A.
  • Transmission Parts
    • Parts for Velvet Drive Marine Transmissions
    • HURTH HBW Series Mechanical Shift
    • Hurth HSW & ZF Series Hydraulic Shift Marine Transmissions
    • Hurth IRM Series 220 301 325 Models
    • Twin Disc Transmissions
  • Marine Engine Parts
    • Yamaha Outboard
    • Crusader Replacement Parts
    • Mercruiser Replacement Parts
  • Show All Products
  • Contact
  • Account details
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