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
Sea-Dog Two-Piece Trailer Coupler Lock (354-7510301)
Sea-Dog Two-Piece Trailer Coupler Lock Add a reliable layer of security to your trailer with this two-piece coupler lock from Sea-Dog. Designed to ...
View full detailsMcGard Trailer Wheel Locks & Lug Nuts – 4-Pack, 1/2-20 Thread (371-74041)
McGard Trailer Wheel Locks & Lug Nuts – 4-Pack, 1/2-20 Thread Protect your trailer wheels from theft with this 4-piece set of McGard wheel lock...
View full detailsSea-Dog Galvanized Coupler Locking Pin – Square, Spring Snap (354-7510101)
Sea-Dog Galvanized Coupler Locking Pin – Square, Spring Snap A reliable, no-fuss safety pin for keeping your trailer coupler locked onto the hitch ...
View full detailsSafety Chain
Use this Trailer Chain between your trailer and vehicle as an added layer of security to prevent separation if trailer inadvertently comes off trai...
View full detailsBoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down
Pro Series gunwale tie-downs feature SUR-Grip Kwik-Lok buckle for maximum comfort. Built-in closure stores excess web while trailering. Vinyl-coate...
View full detailsBoatBuckle Latch-Lok Winch Strap – 2" x 20 ft, 5,500 lb (279-F17741)
BoatBuckle Latch-Lok Winch Strap – 2" x 20 ft, 5,500 lb BoatBuckle’s Latch-Lok winch strap makes connecting and releasing your boat at the ramp fas...
View full detailsSea-Dog Cam Buckle Webbing Strap – 304 Stainless Steel, 1" x 8 ft (354-1991211)
Sea-Dog Cam Buckle Webbing Strap – 304 Stainless Steel, 1" x 8 ft A clean, rattle-free way to secure boat covers, gear, and equipment on board or o...
View full detailsBoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down – 5,500 lb (279-F17635)
BoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down – 5,500 lb (F17635) Keep your boat locked down on the trailer with the BoatBuckle Pro Series Kwik-L...
View full detailsSea-Dog Galvanized Coupler Locking Pin – Square, Spring Snap (354-7510111)
Sea-Dog Galvanized Coupler Locking Pin – Square, Spring Snap A simple, affordable safeguard against accidental trailer uncoupling. This square coup...
View full detailsBoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (279-F17633)
BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (F17633) The BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs bring a full set of premium...
View full detailsSea-Dog Heavy-Duty Utility Snap Hook – Electro-Galvanized, 7,000 lb Break Strength (354-1558321)
Sea-Dog Heavy-Duty Utility Snap Hook – Electro-Galvanized, 7,000 lb Break Strength A rugged, high-capacity snap hook built for demanding marine and...
View full detailsBoatBuckle P.W.C. Winch Strap w/Loop End 2" x 15'
The additional nylon soft loop hook enables the winch strap to attach to PWC's bow without fear of scratching the gel coat.Clamshell packaged.
BoatBuckle Universal Mounting Bracket Kit (279-F14254)
BoatBuckle Universal Mounting Bracket Kit (F14254) The BoatBuckle Universal Mounting Bracket Kit makes it possible to install BoatBuckle retractabl...
View full detailsBoatBuckle Winch Strap w/ Loop End
Heavy duty winch strap features polyester webbing and a 9,200 lb. forged steel snap hook. The 2" wide strap has 12,000 lb. polyester webbing. The 3...
View full detailsBoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down – 5,500 lb (279-F17634)
BoatBuckle Pro Series Kwik-Lok Gunwale Tie-Down – 5,500 lb (F17634) Secure your boat’s gunwales to the trailer with confidence using the BoatBuckle...
View full detailsBoatBuckle P.W.C. Ratchet Tri-Down w/Soft Hook 1" x 8'
Features durable nylon webbing, vinyl-coated steel S-hooks with soft hook.Clamshell package.
BoatBuckle Heavy Duty Winch Strap w/Loop End 2" x 25'
Heavy duty winch strap features polyester webbing and a 9,200 lb. forged steel snap hook. The 2" wide strap has 12,000 lb. polyester webbing. The 3...
View full detailsBoatBuckle G2 Retractable Transom Tie-Downs – Stainless Steel, Up to 43", 2-Pack (279-F14256)
BoatBuckle G2 Retractable Transom Tie-Downs – Stainless Steel, Up to 43", 2-Pack (F14256) The BoatBuckle G2 Stainless Steel Retractable Transom Tie...
View full detailsBoatBuckle Protective Boat Pads Medium 2" (2 Per Pack)
For all boat surfaces Use with any transom or gunwale tie down UV resistant high viz yellow
BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (279-F17632)
BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (F17632) The BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs deliver a premium set of fe...
View full detailsBoatBuckle Kwik-Lok Gunwale Tie-Down
Features 5,500 lb. polyester webbing and vinyl covered steel hooks.Clamshell packaged.
BoatBuckle Kwik-Lok Gunwale Tie-Down
Features 5,500 lb. polyester webbing and vinyl covered steel hooks.Clamshell packaged.
BoatBuckle Ratchet Transom/Utility Tie-Down 1" x 3.5' (2 Per Pack)
Solid steel core with solid weight bearing surface. Strong and durable nylon webbing. Two vinyl coated S-hooks protects all boat surfaces. Clamshel...
View full detailsBoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (279-F17631)
BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs – 2-Pack (F17631) The BoatBuckle Pro Series Kwik-Lok Transom Tie-Downs deliver a premium set of fe...
View full detailsCargoBuckle Ratchet Strap with Double J-Hooks 2" x 20'
Heavy-duty double J-hooks. Designed for quick and easy adjustment. Strong 2" nylon webbing. Break strength is 6600 lbs. loop load.
BoatBuckle Kwik-Lok Transom Tie-Downs (2 Per Pack)
Kwik-Lok style buckle. Vinyl coated top hooks and zinc-coated trailer hooks. Polypropylene webbing and protective web pad.
CargoBuckle Cam Buckle Tie-Down Value Pack 1" x 6' (4 Per Pack)
All purpose cam buckle pack features 1" cam buckle, nylon webbing and two vinyl coated S-hooks.This is a great all-purpose transom or cargo tie down.
BoatBuckle Stainless Steel Kwik-Lok Gunwale Tie-Down
Kwik-Lok models with 2" polyester web.Stainless steel hardware.Clamshell packaged.
BoatBuckle Stainless Steel Kwik-Lok Gunwale Tie-Down
Kwik-Lok models with 2" polyester web.Stainless steel hardware.Clamshell packaged.
BoatBuckle Stainless Steel Kwik-Lok Gunwale Tie-Down
Kwik-Lok models with 2" polyester web.Stainless steel hardware.Clamshell packaged.
BoatBuckle F12067 Stainless Steel Kwik-Lok Transom Tie-Downs, 2" x 6', 2/pk, 12 packs/case
Kwik-Lok style. All stainless steel parts throughout. Polypropylene webbing and protective web pad.
BoatBuckle Kwik-Lok Gunwale Tie-Down
Features 5,500 lb. polyester webbing and vinyl covered steel hooks.Clamshell packaged.
BoatBuckle Kwik-Lok Transom Tie-Downs (2 Per Pack)
Kwik-Lok style buckle. Vinyl coated top hooks and zinc-coated trailer hooks. Polypropylene webbing and protective web pad.
BoatBuckle Kwik-Lok Transom Tie-Downs (2 Per Pack)
Kwik-Lok style buckle. Vinyl coated top hooks and zinc-coated trailer hooks. Polypropylene webbing and protective web pad.
BoatBuckle F12065 Stainless Steel Kwik-Lok Transom Tie-Downs, 2" x 2', 2/pk, 12 packs/case
Kwik-Lok style. All stainless steel parts throughout. Polypropylene webbing and protective web pad.
BoatBuckle Winch Strap w/ Loop End
Features a strong steel 3500Ibs. break strength snap hook with loop end.
5-Way Extension Harness
Conforms to all applicable SAE, NMMA and TMA standards to provide years of dependable service.
BoatBuckle F12598 Stainless Steel Ratchet Gunwale Tie-Down 1" x 18'
Ratchet gunwale features a 1" stainless steel solid-core ratchet for maximum power and durability, stainless steel trailer hooks and durable 1" nyl...
View full detailsBoatBuckle F12066 Stainless Steel Kwik-Lok Transom Tie-Downs, 2" x 4', 2/pk, 12 packs/case
Kwik-Lok style. All stainless steel parts throughout. Polypropylene webbing and protective web pad.
BoatBuckle G2 Retractable Transom Tie-Downs Up to 43" (2 Per Pack)
Comfortable Sur-Grip rubber coated handle and easy access dual release lever. Simple, one-hand operation, one-touch web release. Adapts to virtuall...
View full detailsRound 7 To 5 Flat Connector, 18"
Connects newer 7-way round outlet to standard 5-way trailer plugs.
Megaware 80637 ScuffBuster XL Stainless Steel Bow Guard
XL Model protects your boat from scuffs and abrasion from trailer rollers. Made from anti-corrosive, 22-gauge 304 stainless steel, ScuffBuster prod...
View full detailsBoatBuckle F106877 Mini Transom Tie-Down 466 Work Lod, 1"x6', 1400 Tensile Strength, 2 per pack
Self-retracting 1" web tie downs with coated steel hooks. Ratchet to tighten, push handle down to set, squeeze and lift to release. Dual safety loc...
View full detailsMegaware 80638 ScuffBuster XL Stainless Steel Bow Guard w/Notch For Bow Eye
XL Model protects your boat from scuffs and abrasion from trailer rollers. Made from anti-corrosive, 22-gauge 304 stainless steel, ScuffBuster prod...
View full detailsBoatBuckle Winch Strap w/ Tail End 2" x 20'
Winch strap features a strong steel 3500 break strength snap hook.Tail end.
Megaware 58638 ScuffBuster Stainless Steel Bow Guard, Notched
Protect your boat from roller & trailer scuffs Bends to conform to hull Corrosion resistant 304 stainless steel bonded with 3M pressure sensit...
View full detailsMegaware 80011 FlexStep Pro Trailer Step
The Megaware FlexStep Pro adjustable trailer step provides quick access to virtually anywhere on your boat. This innovative multi-angle/extendable ...
View full detailsTie Down Engineering Galvanized Steel Panel Bracket Assembly
Assemblies include black rubber keel roller, shaft & pal nuts. Brackets are one piece, heavy-duty hot dip galvanized 11 gauge steel, specifical...
View full details