New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Custom Dynamics TL-TS-BASE-ST-B Taillight and Turn Signal Baseplate - Black

SKU: 8870584

Custom Dynamics TL-TS-BASE-ST-B Taillight and Turn Signal Baseplate - Black

Custom Dynamics
$134.95
$134.95
Sale Sold out
/
Shipping calculated at checkout.
In stock and ready for shipping
This is a pre order item. We will ship it when it comes in stock.
The ultimate baseplate for a clean, upgraded rear lighting systemGÇösupporting both existing and future lighting enhancements. Replaces stock taillight baseplate and turn signal bar. Designed to preserve the stock look while providing premium lighting upgrade options for a modern, factory-finished appearance. Accommodates original/factory rear turn signals. Accepts Custom Dynamics or ProBEAM LED running and brake center taillights (sold separately) for enhanced rear visibility and safety. Compatible with LED rear turn signal upgrades part #s 2020-2382 or 2020-2338 (sold separately) to further boost brightness and visibility. Plug-and-Play - no cutting or splicing required.

Vehicle Fitment:

2025 Harley Davidson FXLRS Low Rider S 117
2022-2025 Harley Davidson FXLRST Low Rider ST 117
2022 Harley Davidson FXRST Low Rider El Diablo 117
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle