Manufacturer-hosted previewManufacturer reference imageConfirm the supplied item by brand and MPN
Automotive & Towing / Ball MountsProduct details
CURTMPN 45311
Class 4 Ball Mount with 4-Inch Drop
A heavy-duty class 4 ball mount for a compatible 2-inch receiver; trailer ball is selected separately.
BrandCURT
Manufacturer part number45311
CategoryAutomotive & Towing
Fitment statusUniversal / configuration check required
Request status
Price confirmed after reviewConfirmation Required
Add this product to the request cart. OMNI Terrain will confirm supplier availability, final price, shipping, return terms and secure payment before accepting an order.
Key specifications
Receiver2 × 2 in
Ball hole1-1/4 in
Drop / rise4 in / 2-3/4 in
GTW / TW10,000 lb / 1,000 lb
Ball and pinSold separately
Application & fitment
Universal by receiver and ball-shank dimensions. Confirm rise/drop, ball specification and towing ratings.
Manufacturer informationCURT official product page ↗
Shipping & returns
Shipping method, dispatch estimate, damage handling, return address and product-specific conditions are confirmed before payment. No unavailable product is charged or treated as an accepted order.