In warehouse stock

Custom Dynamics Load Harness — Running Light

Custom Dynamics · #2120-1452 · Tail & Brake Lights / Wiring & Switches

Upgrade to a LED headlight on '25 Softail models with confidence
Designed to prevent BCM codes by replicating the OE headlight halo running light load for uninterrupted function
Ideal for retaining factory lighting like turn signals and taillight.
Engineered for seamless integration with Custom Dynamics’ Shark Demon™ or ProBEAM® LED headlights (sold separately).

$19.95

In stock. Ships in 2–4 business days · free shipping over $150.

Questions? Call the shop: 801-361-3010

Real shop · real humans · 1231 N 1300 W Ste A, Centerville, UT 84014

Description & features4 features

Upgrade to a LED headlight on '25 Softail models with confidence
Designed to prevent BCM codes by replicating the OE headlight halo running light load for uninterrupted function
Ideal for retaining factory lighting like turn signals and taillight.
Engineered for seamless integration with Custom Dynamics’ Shark Demon™ or ProBEAM® LED headlights (sold separately).

Specifications8 specs

Color/Finish: Black
Type: Load Balancer
Riding Style: Street
Units: Each
For Make: Harley-Davidson®
Shipping weight: 0.05 lb
Package size: 5.3 × 3.5 × 1 in
Country of origin: Vietnam

Fitment9 models · Harley-Davidson

Harley-Davidson9 models

FLHC Heritage Classic 1172025
FXBR Breakout 1172025
FXLRS Low Rider S 1172025
FXLRST Low Rider ST 1172025
Softail Breakout FXBR2025
Softail Fat Boy FLFB2025
Softail Low Rider S FXLRS2025
Softail Low Rider ST FXLRST2025
Softail Street Bob FXBB2025

Fitment comes from the distributor’s catalog. Double-check your year, model and trim before you order — or call the counter at 801-361-3010 and we’ll check it with you.

Part numbers

Salto part #: 2120-1452
Custom Dynamics part #: CD-25ST-RUNHARN

Shipping

In stock at a distributor warehouse. Ships in 2–4 business days by ground.

Ground shipping is $14.95, free on orders over $150. Stock is re-checked with the warehouse before your card is charged.

Questions4 answers

Is it in stock?: Yes — the distributor shows it on a shelf at a regional warehouse right now. We check again the moment you order, before anything is charged.
How fast will it get to me?: Usually 2–4 business days by ground.
Will it fit my machine?: The distributor lists it for the models in the Fitment section above. Not sure about your trim or year? Call the counter at 801-361-3010 and we’ll check it with you.
Is this genuine Custom Dynamics?: Yes. It ships new from the same distributors the big online stores buy from — Custom Dynamics part #CD-25ST-RUNHARN.