1057360 Ring Backup Fits Caterpillar Models
1057360 Ring Backup Fits Caterpillar Models
Regular price
$25.05 USD
Regular price
Sale price
$25.05 USD
Unit price
per
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One New Aftermarket Replacement Backup Ring (Seal) for Caterpillar (Cat) Equipment
This backup ring is a hydraulic sealing component used in hydraulic cylinder assemblies on Caterpillar construction equipment. Backup rings support and reinforce primary seals under high-pressure conditions, preventing seal extrusion and maintaining fluid containment for reliable hydraulic system performance. This part is identified by Caterpillar as a Ring-Back Up and is commonly used on equipment powered by Cat 3000-series and C-series engines.
Compatible Models
Caterpillar Engine Families: 3046, 3054, 3054C, 3054E, 3056E, 3066, C4.2, C4.4, C6.6
Caterpillar Equipment: 315 Series
Verify fitment using your machine model and serial number before ordering.
Replaces Part Number(s):
1057360
New aftermarket replacement part - not remanufactured, not used.
