Unlock more performance and stability with our premium Bolt-On Swingarm Extensions—precision-engineered for the powerful Z H2. Whether you’re chasing high-speed runs or building a head-turning custom, these extensions deliver serious stretch with unmatched quality.
FEATURES
- CNC-machined from aircraft-grade 6061-T6 billet aluminum for maximum strength
- Extend your rear tire 3.5” (89mm) to 5.5” (140mm) over stock
- Adjustable wheelbase from 60.8” (1544mm) to 62.8” (1595mm)
- Designed for a perfect fit with stock brake systems
- Proven performance on bikes making 300+ horsepower
- Durable black anodized finish with laser-etched logo
- Includes all hardware for a straightforward bolt-on install
- Ride confidently with the highest quality swingarm extensions on the market
- Click to view Installation Instructions
FITMENT
- A longer chain, extended brake line, and ABS extension are required (not included).
- For a matching 6" over rear brake line, contact Spiegler USA at 937-291-1735 and ask for Brian. Use Part #: S-KA0428 to match these extensions (SKU: 604907).
