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Attention: You are purchasing closed course competition Product(s)

I acknowledge that the product(s) being purchased () was/were designed and intended for closed course competition use only. The product(s) is/are neither designed nor intended for use on public roads or land and is against Federal and State regulations to do so. By proceeding with this purchase, I , agree to only use the product(s) for closed course competition.

If an ECU tune was purchased, please send your unmodified and undamaged OEM ECU to TST Industries, located at 623 Pleasant St, Lake Helen, FL 32744.

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FREE SHIPPING OPTION FOR DOMESTIC ORDERS:

U.S. customers are offered a free shipping option for orders with a discounted subtotal greater than $150.00 (before taxes applied). The order's shipment destination must reside within the United States of America. The free shipping options still utilize our standard postage providers and 3rd party shipping companies. Does not apply to large items such as exhausts, stands, and bodywork shipping. All terms and conditions that apply to normal orders will continue to apply to orders with a free shipping option.

NO RESTOCKING FEES:

An item returned within 30 days of purchase, that includes an accurate RMA#, in a perfectly new, unopened condition, and that complies with our other return policies, will not be charged a restocking fee.

MOST QUESTIONS ABOUT THIS PRODUCT CAN BE ANSWERED ON THIS PAGE.

The most common product related questions are answered in the tabs section on this page. Be sure to carefully read through the "Product Details", "In the Box", and "FAQs" tabs. In addition, a lot of our products have comprehensive videos demonstrating installations and product features. You can find those videos in the "Videos" tab.

Note: Some product pages may not have all the tabs mentioned above. Please read through all the available tabs to find the answers to your questions. If you still need assistance, please use the "ASK A QUESTION ABOUT THIS PRODUCT" button below the tabs section.
NO ADDITIONAL COST: You pay at the time of checkout and never have to worry again.
COVERAGE: Our Limited Extended Warranty starts on the date of purchase. It covers all manufacturer defects for our TST Exclusive products. (Products manufactured by us with the exception of our WORX products)
EXPERT HELP: As always our team is here to help. If you’re unsure about this warranty or if your product is eligible, feel free to reach out to us and we can help answer any questions you may have!
PRODUCT ELIGIBILITY: TST will offer our Limited Extended Warranty on all products manufactured by TST Industries.
EASY CLAIMS PROCESS: Simply click the “Contact Us” page and fill out the “Returns Form” to begin the warranty process. Once our team receives your email and initiates the RMA, you can send your product back to us and we will repair/replace the product at no cost as long as a manufacturer defect is found. What qualifies as a manufacturer defect? Check out our Terms and Conditions for some examples!

TST Undertail Closeout for Kawasaki Ninja ZX-4RR 2023+ / ZX-4R 2024+

  • TST Undertail Closeout for Kawasaki Ninja ZX-4RR 2023+ / ZX-4R 2024+
  • Manufactured from injection molded plastic alloy to be color and texture matched to the surrounding OEM parts.
  • Designed to seal off the hole left behind after removing the stock ZX-4RR / ZX-4R fender.
  • Designed to seal off the hole left behind after removing the stock ZX-4RR / ZX-4R fender.
  • Matches the other panel geometry to create a smooth and uninterrupted undertail design.

TST Undertail Closeout for Kawasaki Ninja ZX-4RR 2023+ / ZX-4R 2024+

TST Undertail Closeout for Kawasaki Ninja ZX-4RR 2023+ / ZX-4R 2024+

Removing the stock fender leaves you with an unsightly gap on the undertail. Clean up the tail of your Kawasaki ZX-4RR / ZX-4R and block off that gap with our exclusive injection molded ABS plastic alloy Undertail Closeout. We specifically manufactured each closeout to be color and texture matched to the surrounding undertail panels, ensuring a clean and factory race-inspired aesthetic.

Applications: 

  • Kawasaki Ninja ZX-4RR | 2023, 2024
  • Kawasaki Ninja ZX-4R | 2024

This Undertail Closeout is included in the TST Elite-1 Fender Eliminator as part of our tail tidy kit.

Have a Question About This Product?
SKU 23ZX4CO1=1
2023 +/Ninja ZX4RR/Kawasaki
TST Undertail Closeout for Kawasaki Ninja ZX-4RR 2023+ / ZX-4R 2024+
 
Price: $54.99
Quantity

ATTENTION:

If buying this product as part of the Buy Together bundle below, define these options there.

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  • Product Details
  • In the Box
  • Recommended Accessories
  • Videos

Features

  • Files the hole left behind from removing the OEM stock fender
  • Prevents road dirt, water, rubber, and general road grime from entering your subtray
  • Lightweight injection molded ABS plastic alloy construction
  • Color and texture matched to the surrounding stock undertail panels
  • No permanent modification required for installation
  • Manufactured in the USA

Description

Gain a race-inspired look by upgrading your Kawasaki ZX-4RR / ZX-4R with our high-quality Undertail Closeout that covers the gap left behind after removing the stock fender. Each closeout is crafted from injection molded ABS plastic alloy and precision engineered to perfectly fit the ZX-4RR and ZX-4R without the need for any modification. We also wanted to ensure that this aftermarket part doesn't look "aftermarket" once it's installed, which is why we went the extra mile to color and texture match our closeout to the surrounding stock undertail panels and ensure it looks like it was installed at the factory. Not only does this improve the looks of your Kawasaki Ninja, but it also aids in keeping water, dirt, rubber, and general road debris out of your subtray. It's time to upgrade your tail section and let the race DNA of your Kawasaki Ninja ZX-4RR or ZX-4R shine.

  • (1) TST Undertail Closeout
  • Corrosion-resistant installation hardware
  • 1 Year Warranty (See our warranty policy here)

Installation shown as part of the Low-Mount Fender Eliminator Installation
warning

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

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Reviews

Hyperpack Bundle for Yamaha MT-03 2020+
Hyperpack Bundle for Yamaha MT-03 2020+
This looks very clean on the bike. I am not a very hands-on person and I could install it very easily. Customer support was great too!
Kendry Grullon
Nov 18, 2024
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