Komatsu Aftermarket Seal Kits Best Prices & Fast Service | Ruijueparts
Ruijueparts provides high-performance aftermarket seal kits for Komatsu construction machinery at unbeatable factory-direct prices. Whether you are maintaining an excavator, dozer, or wheel loader, our precision-engineered seals ensure leak-free operation and maximum durability. We pride ourselves on delivering not just quality parts, but also exceptional service—including expert technical support to help you find the right fit and fast global shipping to minimize your downtime. Choose Ruijueparts for the perfect balance of premium quality, significant cost savings, and a customer-first experience.
Product Description 707-99-78450 is an aftermarket bucket cylinder seal kit referenced for the Komatsu PC2000-8 mining excavator. It is used when rebuilding the hydraulic cylinder that curls and dumps the bucket, helping restore sealing performance after leakage, pressure loss, or extended service wear. This reference is associated with bucket cylinder...
Product Description 707-99-96130 is an aftermarket dump cylinder seal kit referenced for the Komatsu WA900-3 wheel loader. It is used to service the hydraulic cylinder that rotates the loader bucket for dumping and rollback, helping restore sealing performance when oil leakage or pressure loss affects bucket control. The original part-number...
Product Description 707-99-66210 is an aftermarket steering cylinder seal kit referenced for selected Komatsu WA800 and WA900 wheel loaders. It services the hydraulic steering cylinders that turn the machine’s articulated chassis, helping address external leakage or loss of steering-cylinder sealing during overhaul. The reference is used with 100 mm rod...
Product Description 707-99-67540 is an aftermarket ripper tilt cylinder seal kit referenced for the Komatsu D375A-6 crawler dozer. It is used to service the hydraulic cylinder that tilts the rear ripper assembly, helping restore sealing performance when leakage, pressure loss, or worn sealing elements affect ripper positioning. The original part-number...
Product Description 707-99-26530 is an aftermarket hydraulic cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It is used across specified backhoe loader and long-leg excavator applications, where the cylinder function can differ by machine arrangement. On WB146-5 and WB146PS-5 backhoe loaders, it is associated with bucket...
Product Description 711-60-05030 is an aftermarket torque converter service kit matched 1:1 to the original Komatsu repair kit reference. It is used for service work on the torque converter in the specified D375A-5D crawler dozer powertrain configuration. The torque converter transfers engine power into the transmission system, making the original...
Product Description 707-99-64210 is an aftermarket ripper tilt cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It is used on the rear ripper tilt cylinder—not the blade tilt cylinder—of the specified D275A-5 crawler dozer cold-climate configuration. The kit is associated with cylinder references 707-01-0C190 and 707-01-0C200,...
Product Description 175-30-24223 is an aftermarket track adjuster seal kit reference for servicing the recoil and track-tension cylinder identified as 175-30-24223 in Komatsu parts listings. The original reference identifies the cylinder assembly, not an OEM seal-kit number; this listing therefore helps buyers source the corresponding aftermarket repair seals for that...
Product Description 707-99-71440 is an aftermarket ripper lift cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It is used on the D355A-3 crawler dozer ripper lift cylinder, which raises and lowers the rear ripper assembly during ground-breaking work. The referenced cylinder configuration uses a 90 mm...
Product Description 707-98-52140 is an aftermarket tilt cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It services specified crawler dozer blade tilt and tilt/pitch cylinders, helping maintain blade cross-slope adjustment during grading, leveling, and material spreading. This kit is associated with 70 mm rod × 140...
Product Description 707-99-57270 is an aftermarket arm cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It serves selected 95 mm rod × 135 mm bore arm cylinders on PC200LC-6 and PC228USLC excavators. For distributor catalogue control, this kit covers defined cylinder and serial transitions: PC200LC-6 cylinder...
Product Description 287-33-11261 is an aftermarket wheel brake seal referenced for the Komatsu WS23S-2A motor scraper, S/N 3101-Up. The parts catalogue identifies it as one of several individual components included in brake service kit 287-33-05013. It should be ordered by its exact part number, not as a substitute for 287-33-11271...
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