| Part Name | Ring Gear |
| Part Number | 17A-15-22610 |
| Material | High quality alloy structural steel, overall quenching and tempering+high-frequency quenching of tooth surface, wear-resistant and impact resistant |
| Weight | 7.5 kg |
| Compatible models | Komatsu D155A-5 bulldozer, compatible with D155 series bulldozer gearbox transmission system |
Main Features
Precision‑machined internal and external dual‑gear teeth deliver high tooth‑profile accuracy for smooth meshing performance.
Tooth‑surface quenching reinforcement provides excellent heavy‑load and impact resistance, minimizing tooth abrasion and breakage.
Strict OEM dimensional compliance for direct drop‑in replacement with perfectly matched mounting holes.
Optimized for gearbox planetary‑transmission operating conditions, featuring efficient heat dissipation and extended service life.
Applicable Scenarios
Gearbox maintenance and replacement for Komatsu D155A‑5 bulldozers. Ideal replacement component for heavy‑duty equipment operating in mining and earth‑moving construction sites, as well as spare parts for planetary gearbox power‑transmission assemblies.

FAQ
Q1: Is this a direct replacement for the original part?
A1: Yes. Strictly manufactured according to OEM dimensions, matching mounting holes and tooth parameters, supports direct drop‑in replacement without modification.
Q2: What kind of working scenarios is this part suitable for?
A2: Suits heavy‑duty working environments such as mining sites and earth‑moving projects. It is a key spare part for bulldozer gearbox maintenance.
Q3: What is your quality guarantee?
A3: Strict production and inspection standards. We support sample testing and batch orders. If there is a non‑human‑caused quality problem, we provide after‑sales support.
Q4: What material is this ring gear made of?
A4: Made of high‑quality alloy steel. Tooth surface adopts high‑frequency quenching treatment to achieve high hardness, great wear‑resistance and impact‑resistance for heavy‑load working conditions.
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