Towing & Trailering
Boat Towing & Trailering
Boat Trailer Parts, Towing Gear & Launch Ramp Essentials
Shop boat trailer parts and towing accessories for safer road trips, easier launch days, and better protection between home, storage, service, and the ramp. Find bow rollers, bow stops, trailer winches, brake actuators, hubs, bearings, lights, wiring, tie-down straps, safety chains, couplers, bunks, guide-ons, jacks, and trailer maintenance parts.
Trailer fitment can depend on boat weight, hull shape, axle rating, coupler size, brake type, wheel size, roller shaft size, and local towing requirements.
Popular Towing & Trailering Searches
Find the Trailer Part or Towing Accessory You Need
Use these links to narrow the collection by the part or job. When a dedicated collection is not available, the link opens a Marisol Marine product search.
Support & Retrieval
Rollers, Bunks, Winches, Stops, and Guide-Ons
The trailer should support the hull evenly, hold the bow securely, and help the boat load straight at the ramp. Match rollers, bunks, stops, shafts, brackets, and guide-ons to the trailer frame, hull shape, and boat weight.
Road Gear
Brakes, Bearings, Lights, Couplers, and Tie-Downs
Road safety depends on the trailer being rated, visible, connected, and secured properly. Check hubs, bearings, brakes, lights, tire condition, coupler fit, safety chains, and tie-downs before towing.
Secure the Boat
Use a bow connection, stern tie-downs, and properly rated straps so the boat cannot shift during braking, turns, or rough road conditions.
Check the Running Gear
Inspect tires, hubs, bearings, brakes, lights, wiring, coupler latch, safety chains, and the jack before every longer tow.
Launch With Control
Guide-ons, bunks, rollers, winches, and bow stops help line up the boat and reduce hull, trailer, and ramp stress.
Fitment Help
Measure Before Ordering Trailer Parts
Trailer parts often look similar but fit differently. Check roller width, shaft diameter, coupler ball size, axle rating, hub bolt pattern, brake type, light plug style, bunk bracket dimensions, and trailer frame size before ordering.
Related Boating Categories
Helpful Gear Around the Ramp, Dock, and Trailer
Towing & Trailering FAQ
Choosing Boat Trailer Parts
What should I check before towing a boat?
Check tire condition and pressure, wheel bearings, hub temperature, brake operation, lights, wiring, coupler latch, hitch ball size, safety chains, winch strap, bow eye connection, and stern tie-downs.
How do I choose the right bow roller or bow stop?
Match the roller or stop to the shaft diameter, bracket width, trailer geometry, hull contact point, and boat weight. Measure the old part when possible.
Are disc and drum brake actuators interchangeable?
No. Trailer brake actuators must be matched to disc or drum brakes, trailer weight rating, coupler size, brake-line layout, and the braking system installed on the trailer.
When should trailer bearings be inspected?
Inspect bearings before long trips, after submersion-heavy use, if a hub runs hot, if grease looks contaminated, or if you notice noise, wobble, vibration, or uneven tire wear.
Shop Boat Towing & Trailering Equipment
Find trailer parts, towing gear, launch accessories, and maintenance items for safer road trips and smoother ramp days.
Filters
Fulton 142316 XLT Series 1,800 lb Max Load Single Speed Winch
XLT® Series includes stylized polypropylene shell with strap and hook as standard features. Features efficient gear ratios, full-length drum bearin...
View full detailsFulton Single-Speed Trailer Winch – 1,300 lb (142103)
Fulton Single-Speed Trailer Winch – 1,300 lb (142103) A compact, capable single-speed hand winch for lighter boat trailers. The Fulton 142103 deliv...
View full detailsFulton Single-Speed Trailer Winch – 1,800 lb Capacity (142300)
Fulton Single-Speed Trailer Winch – 1,800 lb Capacity (142300) The Fulton 142300 is a heavy-duty single-speed hand winch built to handle demanding ...
View full detailsFulton Trailer Coupler – 2" Ball, 3" Channel, 3,500 lb (220-223000101)
Fulton Trailer Coupler – 2" Ball, 3" Channel, 3,500 lb A dependable, American-made trailer coupler built for straight-tongue trailer frames. The Fu...
View full detailsFulton Single-Speed Trailer Winch – 1,500 lb, Glossy Black ZMAX™ 600 (142226)
Fulton Single-Speed Trailer Winch – 1,500 lb, Glossy Black ZMAX™ 600 (142226) The Fulton 142226 delivers the same proven single-speed performance a...
View full detailsFulton Single-Speed Trailer Winch – 1,500 lb (142200)
Fulton Single-Speed Trailer Winch – 1,500 lb (142200) A straightforward, reliable single-speed hand winch for smaller boat trailers. The Fulton 142...
View full detailsAnderson 4-Way Flat Trailer Connector Tester
Anderson 4-Way Flat Trailer Connector TesterTake the guesswork out of trailer wiring with this simple plug-in tester. It connects directly to the f...
View full detailsFulton 142001 Single Speed 900 lb Trailer Winch
Fulton 142001 Single Speed 900 lb Trailer WinchThe Fulton 142001 is a dependable single-speed trailer winch built for everyday trailering tasks. Wi...
View full detailsFulton Fas-Lok Class II Trailer Coupler with 2" Ball & 3,500 lb Capacity
Made in USA. Hooks up quickly and easily to tow vehicle. Heavy-duty safety latch designed to prevent accidental uncoupling. Padlock hole provided f...
View full detailsFulton Fas-Lok Class II Trailer Coupler – 2" Ball, 3,500 lb (222500101)
Fulton Fas-Lok Class II Trailer Coupler – 2" Ball, 3,500 lb (222500101) A reliable, American-made Class II trailer coupler for straight-tongue trai...
View full detailsFulton Single-Speed Trailer Winch – 1,100 lb (142100)
Fulton Single-Speed Trailer Winch – 1,100 lb (142100) A lightweight, reliable single-speed hand winch for small boat and PWC trailers. The Fulton 1...
View full detailsFulton Single-Speed Trailer Winch – 900 lb, Glossy Black ZMAX™ 600 (142026)
Fulton Single-Speed Trailer Winch – 900 lb, Glossy Black ZMAX™ 600 (142026) The Fulton 142026 brings the premium ZMAX™ 600 glossy black finish to t...
View full detailsFulton PWC Winch – 900 lb, Two-Way Ratchet with Strap (142006)
Fulton PWC Winch – 900 lb, Two-Way Ratchet with Strap (142006) Purpose-built for personal watercraft trailers, the Fulton 142006 is a compact singl...
View full detailsBearing Buddy Spindo Seal for Trailers with Brakes, 2-Pack (60001)
Bearing Buddy Spindo Seal for Trailers with Brakes, 2-Pack (60001)Designed specifically for use with Bearing Buddy bearing protectors on trailers e...
View full detailsBearing Buddy 2.562" Chrome Trailer Wheel Bearing Protector, 2-Pack (42562)
Bearing Buddy 2.562" Chrome Trailer Wheel Bearing Protector, 2-Pack (42562)The Bearing Buddy is the original pressurized wheel bearing protector, t...
View full detailsBearing Buddy 2.402" Chrome Trailer Wheel Bearing Protector, 2-Pack (43402)
Bearing Buddy 2.402" Chrome Trailer Wheel Bearing Protector, 2-Pack (43402)The Bearing Buddy is the original pressurized wheel bearing protector, b...
View full detailsAnderson 4-Way Wishbone Trailer Wiring Harness Kit, 25 ft.
Anderson 4-Way Wishbone Trailer Wiring Harness Kit, 25 ft.This wishbone-style 4-way trailer wiring harness is designed to simplify the wiring of bo...
View full detailsBearing Buddy 2.560" Chrome Trailer Wheel Bearing Protector, 2-Pack (42560)
Bearing Buddy 2.560" Chrome Trailer Wheel Bearing Protector, 2-Pack (42560)The Bearing Buddy is the original pressurized wheel bearing protector, t...
View full detailsBearing Buddy 2.448" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42448)
Bearing Buddy 2.448" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42448)The stainless steel Bearing Buddy takes the proven pressurized ...
View full detailsBearing Buddy 2.408" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42408)
Bearing Buddy 2.408" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42408)Built for trailers that see regular saltwater or harsh outdoor ...
View full detailsBearing Buddy 2.328" Chrome Trailer Wheel Bearing Protector, 2-Pack (43102)
Bearing Buddy 2.328" Chrome Trailer Wheel Bearing Protector, 2-Pack (43102)The Bearing Buddy is the original pressurized wheel bearing protector, d...
View full detailsBearing Buddy 2.441" Chrome Trailer Wheel Bearing Protector with Bra, 2-Pack (42441)
Bearing Buddy 2.441" Chrome Trailer Wheel Bearing Protector with Bra, 2-Pack (42441)This bundle pairs the original Bearing Buddy pressurized bearin...
View full detailsBearing Buddy 2.444" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42444)
Bearing Buddy 2.444" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42444)Built for trailers that spend time in saltwater, the stainless ...
View full detailsBearing Buddy 2.404" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42404)
Bearing Buddy 2.404" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (42404)Built for trailers that see regular saltwater or harsh outdoor ...
View full detailsBearing Buddy 2.328" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (43108)
Bearing Buddy 2.328" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (43108)Built for trailers that see regular saltwater or harsh outdoor ...
View full detailsBearing Buddy 2.401" Chrome Trailer Wheel Bearing Protector, 2-Pack (43401)
Bearing Buddy 2.401" Chrome Trailer Wheel Bearing Protector, 2-Pack (43401)The Bearing Buddy is the original pressurized wheel bearing protector, d...
View full detailsBearing Buddy 2.328" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (43104)
Bearing Buddy 2.328" Stainless Steel Trailer Wheel Bearing Protector, 2-Pack (43104)Built for trailers that see regular saltwater or harsh outdoor ...
View full detailsBearing Buddy 2.441" Chrome Trailer Wheel Bearing Protector, 2-Pack (42440)
Bearing Buddy 2.441" Chrome Trailer Wheel Bearing Protector, 2-Pack (42440)The Bearing Buddy is the original pressurized wheel bearing protector, d...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Chrome Trailer Wheel Bearing Protector – 2-Pack
Bearing Buddy Chrome Trailer Wheel Bearing Protector – 2-PackProtect your trailer wheel bearings from water, dirt, and premature failure with the B...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Chrome Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Chrome Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Chrome Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Chrome Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Bra For #2328 2/Cd
Keeps grease off trailer wheels.
Bearing Buddy Bra For 1980/Cd
Keeps grease off trailer wheels.
Bearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Grease Seal | 2 Pack
For use with Bearing Buddy on trailers with brakes or as replacement seals. Lets seal ride on permanently smooth, corrosion-proof surface constantl...
View full detailsBearing Buddy Stainless Steel Trailer Wheel Bearing Protector | 2 Pack
The Bearing Buddy prevents wheel bearing failure on boat, snowmobile, ATV, RV and utility trailers. It eliminates bearing repacking and keeps water...
View full detailsBearing Buddy Bra For #1781 2/Cd
Keeps grease off trailer wheels.
Bearing Buddy Trailer Brakes Spindo Seal | 2 Pack
For use with Bearing Buddy on trailers with brakes or as replacement seals. Lets seal ride on permanently smooth, corrosion-proof surface constantl...
View full details