CURT MANUFACTURING, LLC. part description

The CURT 2 5/16" trailer ball does not mess around. Simply put, it is a solid piece of towing equipment that makes all others look like they're just spinning their wheels. CURT 2 5/16" trailer balls are made with expert engineering to be packed with strength and durable enough to withstand the harsh wear of heavy-duty towing. Anything your class 5 trailer hitch and class 5 ball mount can handle, CURT has a 2 5/16" trailer ball to match. These tow balls are perfect for towing all types of heavy receiver-style trailers, including dump trailers, toy haulers, farm trailers, chopper boxes, dual-axle utility trailers, deluxe RVs, small yachts and more (NOTE: Never exceed the lowest weight capacity of any towing component; i.e. the vehicle, hitch, trailer, etc).This 2 5/16" trailer ball features a ball capacity of 30,000 lbs. It features a 1 1/4" shank diameter, a 2 5/8" shank length, 0" of rise and a raw steel finish to protect against the elements. To give you the power you need to tow with confidence, CURT 2 5/16" trailer hitch balls are thoroughly tested for safety and meet U.S. VESC specifications.


  • Fits 2 5/16" couplers and accepts up to 25,000 lbs. GTW
  • 1" shank rise for precise trailer leveling
  • Constructed from high-strength raw steel
  • Heat-treated for optimum wear resistance
  • Zinc-plated hex nut and helical lock washer for secure mounting
  • Features fine threads for superior holding strength
  • Tested for safety to meet U.S. VESC V-19 specifications

2 5/16" RAW TRAILER BALL, 1 1/4" SHANK, 1" RISE, 25K CAPACITY

Product Description

2-5/16" Trailer Ball (1-1/4" x 2-5/8" Shank, 30,000 lbs., Raw Steel)

Application Summary

CURT 40085 Raw Steel Trailer Hitch Ball, 30,000 lbs, 2-5/16-Inch Diameter, 1-1/4 x 2-5/8-Inch Shank

Zinc-plated hex nut and helical lock washer for secure mounting

hitchin rv parts auto two hitchs accessories post offroad thread trucks diesel 15000 5 16 pound shaft 5/16hitch lbs 5-16 replacement trailler 15000lb distributing travel 2 5 16 hitches silver rv hauler camper 5/16 10000lb 2-5/16-in 10000 10000# 5-16

Product Attributes

Ball Capacity 30,000 LBS
BALL DIAMETER 2-5/16 IN
Box Height In Inches - Xa 2
Box Length In Inches - Xa 7
Box Width In Inches - Xa 4
Class Id 0
Finish - Xa Raw
Item Class - Xa OBS
Item Height - Xa 0.000
Item Length - Xa 0.000
Item Width - Xa 0.000
Parcel Allowed - Xa Yes
Product Weight - Xa 0.000
Rate Class - Xa 70.0
Retail Height - Xa 2.500
Retail Length - Xa 6.000
Retail Width - Xa 2.500
Shank Diameter 1.25
Shank Length 2 5/8 IN
Shank Rise 0 IN
Shipping Weight - Xa 4.000
Tariff 301 - Xa Yes
Torque 450 FT LB
Warranty Limited Lifetime Warranty (One-Year Finish, One-Year Parts)

Additional Information

Country of Origin (Primary) CN
Harmonized Tariff Code (Schedule B) 8708998180
Harmonized Tariff Code (HTS) 8708998180
NAFTA Preference Criterion Code B
Refurbished Part N
Remanufactured Part N
Warranty Special Limited Lifetime Warranty (One-Year Finish, One-Year Parts)
Warranty Special UOM TX
UPC 00612314400850

Curt®, a Lippert brand, is a leading manufacturer and supplier of a full line of towing products, including heavy-duty equipment. It also offers fifth wheel, gooseneck, weight distribution hitches, ball mounts, trailer balls, electrical components, bike racks, cargo carriers, and other towing accessories. Headquartered in Eau Claire, Wisconsin, Curt Manufacturing, LLC. has come a long way since it was founded as a trailer ball distribution business in 1993. Two years after its founding, it began manufacturing its own first custom-fit receiver hitch, which was soon followed by countless more. Today, Curt remains the FIRST Name in Towing Products® with over a thousand trailer hitch designs for everything, from vans and passenger cars to SUVs and full-size pickups.

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