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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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790-101-4640 Ring, Back-Up - Fits Komatsu Equipment
Special Price $37.87 Regular Price $54.10
Komatsu 790-101-4640 Back-Up Ring
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790-101-4660 Ring - Fits Komatsu Equipment
$26.83
Komatsu 790-101-4660 Ring
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855080217 Ring, Wear - Fits Komatsu Equipment
$11.20
Komatsu 855080217 Ring
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890001255 Ring, Wear - Fits Komatsu Equipment
$6.24
Komatsu 890001255 Ring
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890001273 Ring, Wear - Fits Komatsu Equipment
$7.30
Komatsu 890001273 Back-Up Ring
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890001275 Ring, Wear - Fits Komatsu Equipment
$6.62
Komatsu 890001275 Ring
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890001280 Ring, Wear - Fits Komatsu Equipment
$6.09
Komatsu 890001280 Back-up Ring
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890001685 Ring - Fits Komatsu Equipment
$6.17
Komatsu 890001685 Ring
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890001706 Ring - Fits Komatsu Equipment
$6.95
Komatsu 890001706 Ring
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890001737 Ring - Fits Komatsu Equipment
$6.94
Komatsu 890001737 Ring