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BACK-UP RINGS

BACK-UP RINGS

This category features carefully selected Komatsu aftermarket back-up rings from WQParts. Every component is chosen to deliver consistent fit, durability, and performance in tough working conditions. Whether you are rebuilding a specific system or refreshing high‑wear components, our Komatsu replacement parts help you reduce downtime without sacrificing quality or safety.

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569-63-42190 Ring, Back-Up - Fits Komatsu Equipment
Special Price $37.87 Regular Price $54.10
Komatsu 569-63-42190 Back-Up Ring
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565-62-11240 Ring - Fits Komatsu Equipment
$31.38
Komatsu 565-62-11240 Back-Up Ring
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4948413 Ring - Fits Komatsu Equipment
$12.29
Komatsu 4948413 Back-Up Ring
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4945244 Ring, Back-Up - Fits Komatsu Equipment
$7.12
Komatsu 4945244 Back-Up Ring
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4944804 Ring - Fits Komatsu Equipment
$11.66
Komatsu 4944804 Back-Up
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4944322 Ring - Fits Komatsu Equipment
$6.24
Komatsu 4944322 Back-up Ring
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42W-63-H0P12 Back-Up Ring - Fits Komatsu Equipment
$10.13
Komatsu 42W-63-H0P12 Back-Up Ring