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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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418-63-K1620 Ring, Back-Up - Fits Komatsu Equipment
$20.87
Komatsu 418-63-K1620 Back-Up Ring
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3Ec-61-12680 Ring - Fits Komatsu Equipment
$11.66
Komatsu 3Ec-61-12680 Back-Up
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3Ec-60-15280 Ring - Fits Komatsu Equipment
$12.29
Komatsu 3Ec-60-15280 Back-Up Ring
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2903-70-1360 Ring - Fits Komatsu Equipment
$6.52
Komatsu 2903-70-1360 Back-Up Ring
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2903-10-2510 Ring - Fits Komatsu Equipment
$31.38
Komatsu 2903-10-2510 Back-Up Ring
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21P-63-K1660 Ring, Back-Up - Fits Komatsu Equipment
$10.13
Komatsu 21P-63-K1660 Back-Up Ring
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21D-09-65230 Ring, Back Up - Fits Komatsu Equipment
$8.72
Komatsu 21D-09-65230 Back-Up
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20N-60-17270 Ringback-Up - Fits Komatsu Equipment
$24.70
Komatsu 20N-60-17270 Ring
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20D-63-32290 Ring - Fits Komatsu Equipment
$12.39
Komatsu 20D-63-32290 Back-Up Ring
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209-38-12490 Ring - Fits Komatsu Equipment
$11.49
Komatsu 209-38-12490 Back-Up Ring