11709543 – One Dipper Seal Kit, Three Volvo Models
Here’s the short version: this kit fits the BL70, BL71, and BL71 Plus dipper (stick) cylinders . Verified spec is 60mm rod × 120mm bore with I-UB-10 seal code .
What’s Inside: Complete set – rod seals, piston seals, O-rings, wipers, backup rings. Everything you need for a single dipper cylinder rebuild.
Serial Number Reference:
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BL70: 10001 and after
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BL71: 10021 and after
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BL71 Plus: 10001–10494
Quick Check: The dipper cylinder is the one controlling the backhoe “arm” or “stick” – not the boom, not the bucket. If your machine’s dipper is drifting, sluggish, or leaking oil, this is the kit.
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