Skip to product information
Usually ships in 2–4 business days.
Hitch Coupler Lock with Combination Lock for Bulldog Style Couplers Heavy Duty
$91.09
Sale price
$91.09
Regular price
Available to Order
This Hitch Coupler Lock is a heavy-duty combination lock that secures Bulldog style couplers, preventing unauthorized trailer coupling and theft.
Need help finding the right part? Talk with a parts expert today.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I needed a forklift part and wasn’t sure which one fit. They asked for the model and serial number, got back to me quickly, and made sure I ordered the right one. Really helpful.
Randy W. — Verified customer
Product Overview
The Hitch Coupler Lock is a rugged locking device made specifically for Bulldog style couplers. This hitch coupler lock replaces traditional keyed locks with a resettable combination mechanism, eliminating lost keys. Designed for trailer owners, boaters, and anyone who tows with Bulldog equipment, this hitch coupler lock provides dependable trailer security wherever you park.
Key Features & Performance
- Heavy-duty forged steel body resists cutting, prying, and hammer attacks
- Integrated combination lock with easy-to-set dials—no keys to lose or break
- Precision-fit design slides securely over Bulldog style coupler levers
- Weather-resistant zinc-plated or powder-coated finish fights rust and corrosion
- Large, easy-to-read numbers on the combination dials for quick operation
Fitment & Compatibility
- Compatible with standard Bulldog style couplers commonly found on utility, boat, and cargo trailers
Common Uses
- Locking trailers to the hitch ball while parked at home, storage lots, or job sites
- Preventing theft of boat trailers, flatbeds, utility trailers, and equipment haulers
- Securing trailers during overnight stops, camping trips, or long-term storage
- Adding a visual deterrent that discourages opportunistic trailer theft
Technical Specifications
- Lock Type: Combination
- Compatible Coupler Style: Bulldog
- Material: Heavy-Duty Steel
Frequently Asked Questions
Q: How do I set or reset the combination on this hitch coupler lock? A: The lock ships with a default combination and includes simple instructions to set your personal code—typically by aligning the dials and pressing or turning a reset button while the lock is open.
Q: Will this lock fit all Bulldog couplers? A: It is designed to fit most standard Bulldog style couplers, but measuring your coupler’s locking collar and lever dimensions before purchase ensures a perfect match.
Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.