Yokomo S4-01077A 77mm Front Dogbone for YZ-4S - Precision Replacement  [S4-01077A]

Yokomo S4-01077A Front Universal Shaft (77mm bone) for YZ-4S
Price:
NZD$54.27
Brand:
Yokomo
Model:
S4-01077A
GTIN:
0639342209811
Condition:
Brand New
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Precision Front Universal Shaft Yokomo S4-01077A for YZ-4S

Refresh your YZ-4S drivetrain with the Yokomo S4-01077A Front Universal Shaft. The 77mm dogbone is precision made to handle race loads while promoting smoother torque transfer. Specifically matched to the YZ-4S layout, it installs cleanly and helps maintain drivetrain efficiency.

Specifications

  • Length: 77mm
  • Compatibility: YZ-4S Chassis
  • Included: 2 pieces
Remark :
Due to limited stock availability, please notice that some Yokomo items may have to order from the factory and the ready time is around 4-6 weeks. Customer purchases the item is assumed to accept the waiting time which allows us to order directly from the manufacturer if the item is out of our warehouse.

Are there other Yokomo parts that use this shaft length?

Yes, the 77mm front shaft fits models with matching geometry such as B-YZ4SF, B-YZ4SF2-1, MOR-010 and MOR-020. Check your chassis layout before fitting.

Is this shaft suitable for gravel and carpet surfaces?

The shaft is durable enough for mixed surfaces; however regular cleaning and inspection are essential after dusty or gritty runs to prevent accelerated wear.

What basic tools are needed for installation?

Typical tools include small pliers, a set of hex drivers and a hobby knife for trimming boots or clips; follow the chassis manual for torque and fit notes.

How often should the shafts be replaced under club racing use?

Replacement intervals vary by driving style, but inspect after each race day and consider swapping if you see visible wear, bends or excessive play.

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