Handlebar/Seatpost Sleeve

Description

The Handlebar/Seatpost Sleeve is a direct-fit exercise bike parts replacement designed for the Star Trac Johnny G Spinner 5800 indoor cycle. This bushing-style insert helps stabilize the handlebar post or seat post inside the frame, reducing play, protecting the frame opening, and restoring smoother height adjustment on your bike.

• Fits Star Trac Johnny G Spinner Pro 5800 indoor cycles.
• Replaces Star Trac part number P038003751-5 / SPS-P038003751.
• Used as a johnny g spinner 5800 handlebar/seatpost sleeve replacement for worn, cracked, or loose original sleeves.
• Associated with 5800/5900-era Johnny G parts lists, where separate handlebar and seat post sleeves are shown for these commercial bikes.
• A practical match when sourcing hard-to-find legacy indoor cycle and even older schwinn exercise bike parts style wear components for studio bikes.

This star trac handlebar/seatpost sleeve is an aftermarket replacement made to match the function and fit of the original frame sleeve used in Johnny G Spinner bikes. Available references describe this style of sleeve as approximately 6 inches by 1 9/16 inches, intended to guide the post smoothly while minimizing metal-to-metal contact. Installation is typically straightforward: remove the post, extract the worn sleeve, clean the frame opening, and press the new sleeve into position before reinstalling and adjusting the post. In most cases, this is an easy DIY repair for home users and service technicians alike.

Restore a tighter, more secure fit with an OEM-quality replacement that helps keep your Spinner riding like it should. Ships same day from our warehouse.