We researched and compared the best towable booster balls for tow trucks, evaluating manufacturer specifications, industry safety standards (SAE J684), and aggregated owner feedback. A booster ball (or towball) is critical for connecting trailers to a tow truck. Our evaluation focused on load capacity, material strength, durability, ease of coupling, and safety features. Below are our top picks, each with real limitations and who should skip them.
| Photo | Product | Score | Buy |
|---|---|---|---|
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CURT 45020 Class 3 Trailer Ball Best Overall 2-inch diameter, 6,000 lbs gross trailer weight capacity, chrome-plated forged steel |
9.0 | 🛒 Check Price |
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B&W Trailer Hitches Tow & Stow Ball Best for Security 2-5/16-inch diameter, 10,000 lbs capacity, forged steel with black powder coat |
8.7 | 🛒 Check Price |
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Reese Towpower 74331 Trailer Ball Best Budget 2-inch diameter, 5,000 lbs capacity, chrome-plated steel |
8.1 | 🛒 Check Price |
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Draw-Tite 41600 Trailer Ball Best for High Capacity 2-5/16-inch diameter, 12,000 lbs capacity, forged steel with black e-coat |
8.4 | 🛒 Check Price |
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CURT 45030 Class 5 Trailer Ball Best for Corrosion Resistance 2-5/16-inch diameter, 12,000 lbs capacity, stainless steel |
8.3 | 🛒 Check Price |
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Valley Industries 72600 Trailer Ball Best for Pintle Compatibility 2-inch diameter, 6,000 lbs capacity, forged steel with zinc plating |
7.8 | 🛒 Check Price |
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CURT 45010 Class 2 Trailer Ball Best for Light Towing 1-7/8-inch diameter, 3,500 lbs capacity, chrome-plated steel |
7.3 | 🛒 Check Price |
1. CURT 45020 Class 3 Trailer Ball: Best Overall
In our evaluation, the CURT 45020 stands out for its robust forged steel construction and chrome plating that resists corrosion. With a 6,000 lb capacity and SAE J684 certification, it meets industry standards for safety. Owner feedback consistently praises its durability and ease of coupling, making it our top pick for general towing needs.
However, this ball is limited to standard 2-inch couplers and cannot be used with gooseneck or pintle hitches. If you need a ball for heavy-duty commercial towing or specialized hitches, consider a higher-capacity or different-style ball.
- SAE J684 certified for safety and strength
- Forged steel construction with chrome plating resists rust
- Universal fit for standard 1-inch couplers
Pros: Excellent corrosion resistance; High weight capacity for most trailers
Cons: Not suitable for gooseneck or pintle hitches
2. B&W Trailer Hitches Tow & Stow Ball: Best for Security
The B&W Tow & Stow ball is designed for security and convenience. Its folding mechanism allows the ball to tuck away when not in use, reducing theft risk. With a 10,000 lb capacity and forged steel construction, it handles heavy loads. Owner feedback highlights the robust locking system and ease of use.
On the downside, the moving parts may require periodic lubrication, and it is heavier than fixed balls. If you do not need anti-theft features and prefer a simpler design, a traditional ball might be more practical.
- Folds away when not in use to prevent theft
- Built-in locking mechanism secures ball in place
- High capacity for heavy trailers
Pros: Anti-theft design; Easy to store and deploy
Cons: Heavier than fixed balls
3. Reese Towpower 74331 Trailer Ball: Best Budget
The Reese Towpower 74331 is a budget-friendly option that still meets SAE J684 standards. With a 5,000 lb capacity, it suits small to medium trailers. Owner reviews appreciate its low cost and reliable performance for occasional use. It is chrome-plated steel, which offers decent rust resistance.
However, the chrome plating is not as durable as powder coating or stainless steel, and some users report chipping after heavy use. If you tow frequently in harsh conditions, consider a more corrosion-resistant option.
- Affordable price point for basic towing
- Meets SAE J684 specifications
- Simple design for quick coupling
Pros: Very cost-effective; Adequate for light to medium trailers
Cons: Chrome plating may chip over time
4. Draw-Tite 41600 Trailer Ball: Best for High Capacity
The Draw-Tite 41600 is built for heavy-duty towing with a 12,000 lb capacity. Its forged steel and e-coat finish provide excellent durability. Owner feedback notes that it fits snugly in compatible couplers and offers peace of mind for large trailers.
However, its 2-5/16-inch diameter requires a matching coupler, which is not standard on many light trailers. If you do not tow heavy loads, a smaller ball will be more versatile.
- High capacity for heavy trailers
- E-coat finish for corrosion resistance
- Precision-machined shank for tight fit
Pros: Handles very heavy loads; Durable finish
Cons: Large size may not fit standard couplers
5. CURT 45030 Class 5 Trailer Ball: Best for Corrosion Resistance
The CURT 45030 is made of stainless steel, offering superior corrosion resistance compared to chrome or painted balls. It is rated for 12,000 lbs and meets SAE J684 standards. Owner reviews from coastal areas praise its longevity in salt air.
However, stainless steel comes at a higher cost. If you do not tow in corrosive environments, a chrome or e-coated ball will provide similar performance for less money.
- Stainless steel construction for maximum corrosion resistance
- High capacity for heavy trailers
- SAE J684 certified
Pros: Will not rust in salt environments; Strong and durable
Cons: Premium price
6. Valley Industries 72600 Trailer Ball: Best for Pintle Compatibility
The Valley Industries 72600 is a versatile ball that works with pintle hitch adapters, making it useful for tow trucks with pintle hooks. It has a 6,000 lb capacity and zinc plating. Owner feedback indicates it is a solid choice for occasional use.
However, the zinc plating is less durable than chrome or powder coating, and some users report rust after prolonged exposure. If you need a dedicated pintle ball, consider a heavier-duty option.
- Designed for use with pintle hitch adapters
- Zinc plated for moderate corrosion resistance
- Standard 1-inch shank
Pros: Works with pintle systems; Good value
Cons: Not as durable as chrome or stainless
7. CURT 45010 Class 2 Trailer Ball: Best for Light Towing
The CURT 45010 is a small ball ideal for light trailers like utility trailers or boat trailers under 3,500 lbs. It is chrome-plated steel and meets SAE J684. Owner reviews appreciate its reliable performance for small jobs.
But its 1-7/8-inch diameter is not compatible with standard 2-inch couplers, and the low capacity makes it unsuitable for heavy towing. If you tow heavier loads, choose a larger ball.
- Compact size for small trailers
- Chrome finish resists rust
- Meets SAE J684
Pros: Perfect for light loads; Inexpensive
Cons: Low capacity limits use
Frequently Asked Questions
What is a towable booster ball?
A towable booster ball, often called a trailer ball or tow ball, is a spherical attachment mounted on a tow truck’s hitch that connects to a trailer’s coupler. It transfers the trailer’s weight and towing forces. Booster balls come in various sizes (commonly 1-7/8, 2, and 2-5/16 inches) and weight ratings to match the trailer’s gross trailer weight (GTW).
How do I choose the right size booster ball?
Match the ball diameter to your trailer coupler size. Most light trailers use 2-inch balls, while heavier trailers often use 2-5/16-inch. Check your trailer’s coupler and owner’s manual. Also ensure the ball’s weight rating exceeds your trailer’s GTW. Using an undersized ball is unsafe.
What is the difference between forged steel and cast steel balls?
Forged steel balls are stronger and more durable because the metal is shaped under high pressure, aligning the grain structure. Cast steel balls are poured into a mold and can have internal voids, making them weaker. For safety, always choose forged steel balls that meet SAE J684 standards.
Can I use a booster ball with a pintle hitch?
Yes, but you need a pintle hitch adapter that includes a ball mount. Some balls are specifically designed for pintle systems, like the Valley Industries 72600. Ensure the adapter is rated for the same load as the ball.
How often should I replace my booster ball?
Inspect your ball before each use for wear, rust, or deformation. Replace it if the surface is pitted, the diameter is worn down, or it shows cracks. Heavy use or exposure to salt can accelerate wear. Follow the manufacturer’s recommendations.
Our Verdict
After researching and comparing specs, safety standards, and owner feedback, our top pick is the CURT 45020 for its balance of strength, corrosion resistance, and value. For those needing a high-security fold-away design, the B&W Tow & Stow is the runner-up, offering excellent theft deterrence and a 10,000 lb capacity.
