345CL Hydraulic Bucket Cylinder for Excavator Spare Parts 359-4372 358-8482 3594372 3588482 Aftermarket High Quality

CAT 345CL Hydraulic Bucket Cylinder | PN:359-4372 / 358-8482(3594372 / 3588482)| Premium Aftermarket Replacement

1. Basic Product Info

High-quality aftermarket bucket hydraulic cylinder, dual interchange OEM numbers 359-4372 & 358-8482, direct replacement for 345CL large crawler excavator. Used to control bucket curl/dump for heavy quarry mining, rock loading, bulk earthmoving & high-load construction work. Fully follows original CAT drawing specs with identical mounting lugs, pin spacing and oil port layout for plug-and-play installation without machining.

2. Core Technical Specification

3. Product Advantages

1. Dual OEM Cross Reference: Two original CAT part codes fully interchangeable with genuine spare parts for full serial number 345CL machines.
2. Heavy-Duty Reinforced Structure: Thickened lug base & reinforced barrel adapt frequent stone impact in quarry, effectively avoid lug crack and piston rod bending.
3. 100% Pre-shipment Hydraulic Test: Every finished cylinder completes full-pressure leak test & reciprocating cycle inspection before warehouse to eliminate inner/outer oil leakage.
4. Cost Saving Solution: Same performance as original CAT cylinder while cutting 40%~50% procurement cost for repair shops & spare parts wholesalers.
5. Flexible Shipment: In-stock items ship within 3 working days; air freight 3~7 days, sea shipment 32~40 days optional for bulk orders.

4. Supplier Brief

We specialize in CAT C/CL series excavator hydraulic cylinders over 13 years, full boom/arm/bucket cylinder range for 330CL,345CL,365CL models, products widely exported to Africa, Southeast Asia, Middle East construction spare parts market.

5. FAQ

Q1: Can this cylinder fit upgraded 345DL model?

A: Part No.358-8482 also compatible with CAT 345DL; confirm machine serial before order.

Q2: Do you supply matching repair seal kit separately?

A: Matching seal kit available for separate purchase with bundle discount; seal not pre-installed on cylinder by default.

Q3: Anti-rust package for long sea transit?

A: Inner anti-rust oil filling + whole rod anti-rust grease + waterproof PE wrap + export solid plywood case.

Q4: Discount for full set order (boom+arm+bucket cylinder)?

A: Combined full-set order gets tiered unit price & consolidated one-time freight to lower total cost.

Q5: Warranty process for leakage within valid period?

A: Provide clear leakage photos + machine serial number, we supply free replacement seal kit or remote technical guidance.