
Precision components / Crank Pin
Ruizheng Racing Yamaha Jupiter Z 2.5mm Offset Stroker Crank Pin
Yamaha Jupiter Z 110 motorcycle
- Eccentric offset
- 2.5 mm
- Theoretical stroke increase
- +5 mm
At a glance
Key specifications
Supplier-provided references. Final custom configurations must be agreed. See the complete technical specifications below.
Engineering data
Technical specifications
Dimensions & geometry
- Eccentric offset
- 2.5 mmProject confirmation required
- Reference standard stroke
- 54 mmProject confirmation required
- Theoretical stroke increase
- +5 mm; geometry reference onlyProject confirmation required
- Theoretical final stroke
- 59 mm on the stated 54 mm reference; installation unverifiedProject confirmation required
- Reference standard crank throw
- 27 mmProject confirmation required
- Theoretical modified crank throw
- 29.5 mm; geometry reference onlyProject confirmation required
Application & supply
- Product type
- Eccentric crank pin / stroker pinProject confirmation required
- Reference engine type
- Single-cylinder, 4-strokeProject confirmation required
- MOQ
- 300 pcs
Specification source & technical context
Yamaha Jupiter Z application stroker crank pin with a supplier-stated 2.5 mm eccentric offset. MOQ is 300 pcs, with customization by confirmed specification. The theoretical +5 mm increase and 59 mm final stroke use the supplied 54 mm baseline and do not establish installed fitment or performance.
Detailed product images

Supplier-provided close view showing 2.5 marking. Photographed accessories and quantities do not establish the final supply configuration.

Supplier-provided angled side profile. Photographed accessories and quantities do not establish the final supply configuration.

Supplier-provided side oil-passage view. Photographed accessories and quantities do not establish the final supply configuration.
Supplier-provided applications
Applications & fitment
Yamaha Jupiter Z 110 motorcycle
- Yamaha Jupiter Z 110 Old (Jupiter Z Old)
- Yamaha Jupiter Z 110 New (Jupiter Z Burhan)
- Yamaha Vega R Old
- Yamaha Vega R New
- Yamaha Vega Old
- Yamaha Crypton
- Yamaha Jupiter Z1 FI (supplier candidate, version review required)
- Yamaha Jupiter MX (supplier candidate, version review required)
Please confirm your engine version and installation dimensions before ordering. The list is supplied for sourcing review; it does not establish interchangeability across engine generations.
OEM / Customization
Your project requirements.
Customization is available. The supplied market offset table lists 0 / 1 / 1.5 / 2 / 2.5 / 3 / 4 / 5 mm. Confirm the ordered offset, pin dimensions, oil passages and final engine clearances before production.
Related products
Related components, not a claim of interchangeability.
Before you order
Frequently asked questions
What is the minimum order quantity?
The stated MOQ is 300 pcs.
Which application is supplied for reference?
Yamaha Jupiter Z 110 motorcycle. The detailed application list comes from supplier material. Confirm the exact engine code and installation dimensions before ordering.
Are custom specifications available?
Customization is available. The supplied market offset table lists 0 / 1 / 1.5 / 2 / 2.5 / 3 / 4 / 5 mm. Confirm the ordered offset, pin dimensions, oil passages and final engine clearances before production.
What should I provide for a quotation?
Send the engine reference, selected dimensions, required quantity, destination market and drawing or sample when available. Final material, tolerances and supplied components are agreed in the quotation.
Start your specification review
Request a Quote
Send your engine reference, required specification and quantity. MOQ: 300 pcs.
Request a Quote


