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Replace 1 trunnion spring bar for your Curt long trunnion style weight distribution system (17302). Includes spring bar, chain fastener, and U-bolts.
Features:
Specs:
Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.
Today we're going to take a look at the replacement trunnion spring bar for the Curt long trunnion style weight distribution system. This bar has a 1,000 pound maximum tongue weight capacity. Now, this will replace one trunnion spring bar on your Curt long trunnion style weight distribution system. We do sell that weight distribution system separately on our website. It's part number 17302.This is a forged steel construction, give you optimum strength and durability. It has a nice carbide, powder coat finish over it to help resist rust and corrosion.
Now, this spring bar you can see comes pre-assembled with the chain attached and it's ready for installation.If you notice on the chain, you have multiple chain links which allow for a flexible adjustment of tension. It does include the spring bar, the chain fastener, the U-bolt to hold the spring, or the chain onto the spring bar. A few specs on this, the tongue weight capacity is 800 to 1,000 pounds. And the bar length of the spring bar, now the spring bar inserts into this trunnion portion right here. The length of the spring bar's is about 30 5/8th inches.
But when you go to extend this basically, this trunnion end right here will connect to your head assembly and then the end with the lift chain on it connects to the lift brackets on the weight distribution system.But that should do it, for the review on the replacement trunnion spring bar for the Curt long trunnion style weight distribution system, with 1,000 maximum tongue weight capacity.
Customer Satisfaction Score:
83% were satisfied with this product
17% of customers were not satisfied
Ratings & Reviews

David
5/28/2021
Spring bars work as advertised.

Rod S.
1/18/2018
Well, while the product was what I requested, it did not fix my slight sway issue. Ive since upgraded my tow vehicle and hitch system with a weight distribution hitch with built-in dual anti-sway control.

John
12/5/2025
Still like new. I use it hauling a 7k lb trailer at full capacity. Drove from Central PA to South West Missouri and back and it held up without a flaw.

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Gary
4/22/2026
PERFECT, NO ISSUES