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Looking for Replacement Leaf Springs and Bearing Kit for 3,500 lb Trailer Axle  

Updated 09/21/2026 | Published 09/14/2026

Question:

Hello, I am writing for an expert opinion of a clearance issue that I am having with my 2016 7’x16’ tandem axle enclosed trailer VIN: 4C9C1EF23GG380638. Based on research that I have done it appears that new leave springs will fix the issue and an upgrade to an equalizer 3 inches in height or the Dexter EZ-Flex. Before I went and started buying parts I wanted to double check. I would also like to double check the bearings and seals or bearing kits as I am looking to replace those as well. Currently I have 1.25 inches of clearance from the rear axle to the frame and slightly less between the front axle and the frame. The spring heights are just under 2.5 inches on the rear springs and about 2 inches on the front springs. The axles are dexter 6154348 3,500 lbs 2-3/8 in diameter axles. Both axles have the same SN: 156686772. The distance between the axles, centerline to center line is 32.5 inches. The rear leaf eye bolt center line is 29.25 inches to the equalizer hanger bolt center line. The front leaf eye bolt center line is 29 inches to the equalizer hanger bolt center line. The equalizer height is 2.25 inches and the distance from the hanger bolt center line directly to the leaf bolt centerline is 3.5 inches. Regarding the bearings, in looking at the dexter axle manual it looks like I will need the following bearings and seal: Inner bearing: L68111/L68149 Outer bearing: L44610/L44649 Seal: K71-303-00 Is there a recommended bearing kit? Thank you for your time, Larry

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Expert Reply:

Hey Larry, the distance you have between the axle and frame is a little too low but before you start changing hangers or equalizers I would first check to see if the springs are worn out. Normally this is issue is because the springs are worn out and now flatter like what you described. For replacement springs you'd want the part # e54SR which is considerably shorter than what you measured but that is because yours are worn out.

For a bearing kit you'd then want the part # BK2-100 and you'd be set.

expert reply by:
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Jameson C
Dale profile picture

Dale

9/17/2026

Larry the E Trailer Tech summed it up , I would check with trailer manufacture on correct spring hangers for the application.

Jameson C. profile picture
Etrailer Expert

Jameson C.

9/21/2026

@Dale good call!
Roger profile picture

Roger

9/18/2026

Worked just as expected. Got my camper up back to where it should be and big improvement over the oem springs that came with camper

Jameson C. profile picture
Etrailer Expert

Jameson C.

9/21/2026

@Roger great to hear!

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