370 Slack Reducing Coupling, Part #10004757

The 10004757 slack reducing coupling is frequently used in dump and pup applications. Our popular 10004757 model offers users a low profile, high latch strength, and our Premalloy body for maximum wear. This coupling must be used with an air service chamber. With a maximum gross trailer weight of 90,000 lbs., this coupling is perfect for medium-to-heavy duty hauling.



Part #10004757
(Model #370)
Coupling and 10000107 Thimble.
Part #10004759
(Model #370A )
10004757 Coupling, 10000150 Bolt Kit, 10000116 Air Chamber, 10000135 Air Chamber Adapter Bracket, 10000107 Thimble.


Maximum Gross Trailer Weight 90,000 lbs. (40,823 kg)
Maximum Tongue Weight 18,000 lbs. (8,165 kg)
Ultimate Latch Capacity 20,000 lbs. (9,072 kg)
Maximum Eye X-Section 1 13/16 in. (46 mm)
Minimum Eye Opening 2 3/8 in. (60 mm)
Unit Weight 30 lbs. (13.6 kg)
Below are the Compatible Drawbar Eyes, to see the full reference chart click here.

Additional information