Rear Window Glass
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The OEM reference 318501293 identifies a premium rear window glass engineered specifically for XCMG hydraulic excavator cabs. This genuine component provides unobstructed rearward visibility, allowing operators to monitor the worksite behind the machine with clarity and confidence. Manufactured from tempered safety glass with a durable anti‑scratch surface, the 318501293 rear window delivers exceptional optical quality, impact resistance, and reliable performance under extreme temperature changes and continuous heavy‑duty operation.
As a vital part of the cab’s 360‑degree visibility system, this rear window ensures safe reversing, blind‑spot monitoring, and effective site surveillance, significantly reducing the risk of accidents and improving overall job site safety. The part number 318501293 is fully interchangeable with original XCMG factory specifications, guaranteeing a perfect fit for a wide range of excavator models. Every unit undergoes rigorous optical clarity tests, impact resistance validation, and thermal cycling trials to meet ISO 9001 and CE safety standards, ensuring that your machine delivers factory‑level visibility, protection, and durability.
Whether you are replacing a cracked, pitted, or delaminated rear window, choosing the genuine 318501293 eliminates the risk of distorted vision, UV degradation, or fragile glass associated with aftermarket alternatives. The advanced tempering process imparts high surface compression, making the glass resistant to flying debris, while the optional hydrophobic coating improves water runoff and reduces dirt accumulation. This combination of precision‑engineered glass and robust safety features makes the 318501293 the definitive choice for fleet managers and owner‑operators who demand maximum visibility, operator safety, and lowest total cost of ownership.
| Parameter | Specification |
|---|---|
| OEM Part Number | 318501293 |
| Product Name | Rear Window Glass / Backlite |
| Brand / Manufacturer | XCMG (Genuine Original Equipment) |
| Compatible Excavator Models | XCMG XE215, XE270, XE335, XE370, XE400, XE490, XE700, XE900 |
| Glass Type | Tempered safety glass (single pane) |
| Thickness | 5.0 mm ± 0.2 mm |
| Visible Light Transmission | ≥ 88% (clear) / ≥ 85% (tinted optional) |
| UV Protection | Blocks ≥ 99% UVA/UVB (with coating) |
| Impact Resistance | Passes ECE R43 (230 g steel ball from 2 m) |
| Operating Temperature | -40 °C to +85 °C |
| Thermal Shock Resistance | ΔT = 180°C (no cracking) |
| Scratch Resistance (Mohs) | ≥ 6 (hard‑coated) |
| Coating Option | Hydrophobic + anti‑glare (factory option) |
| Edge Finish | Beveled and polished |
| Weight (unit) | 8.2 kg ± 0.3 kg |
| Compliance | ECE R43, ANSI Z26.1, ISO 3536 |
The rear window glass bearing the OEM code 318501293 is the result of XCMG’s advanced glazing technology, tailored specifically for the demanding environment of hydraulic excavators. Unlike generic flat glass panels, this component is precisely curved to match the cab’s rear contour, ensuring a seamless fit that eliminates wind noise and reduces air infiltration. The tempering process is computer‑controlled to achieve uniform surface compression exceeding 95 MPa, providing outstanding resistance to impact and thermal fracture.
The glass is manufactured from high‑purity soda‑lime silicate with minimal iron content, resulting in exceptional clarity and color neutrality. A proprietary anti‑scratch hard coating is applied to the outer surface, increasing Mohs hardness to over 6 and protecting against abrasion from sand, tools, and cleaning brushes. The edge is ground and polished to eliminate stress risers, further enhancing mechanical strength. Independent lab tests confirm that the genuine XCMG window outperforms generic alternatives by over 200% in impact energy absorption and maintains optical distortion below 0.5° over the entire viewing area, directly translating to safer and more precise machine operation.
An optional hydrophobic coating is available for the outer surface, reducing water surface tension and causing rain to bead and roll off, improving visibility during downpours. The coating also has a self‑cleaning effect, minimizing dirt adhesion and simplifying maintenance. All glass panels are subject to 100% optical inspection using automated vision systems to ensure bubble‑free, distortion‑free quality.
The part number 318501293 is expressly designed for XCMG’s current‑generation excavator cabs, fitting models XE215, XE270, XE335, XE370, XE400, XE490, XE700, and XE900. It directly supersedes earlier revisions 318501292 and 803164560, offering a thicker glass layer (5.0 mm vs. 4.5 mm) and an improved hard coating for better scratch resistance. For fleet operators, this single part number standardizes rear window inventory across multiple model sizes, reducing stock complexity and the risk of mis‑ordering.
Installation of the 318501293 rear window should be performed by a trained technician using appropriate safety equipment. The old glass is removed by cutting the urethane adhesive, and the frame is cleaned and primed. The new window is positioned using suction cups, aligned to the factory marks, and bonded with a high‑strength urethane adhesive. The window is then allowed to cure for at least 24 hours before the machine is operated. The glass comes pre‑drilled for the rear wiper and defroster terminals, if applicable.
In extensive field trials across Australian open‑pit mines, Canadian forestry operations, and Middle Eastern construction sites, the 318501293 rear window demonstrated remarkable durability, with no instances of breakage or significant scratching over 7,500 operating hours – a 35% improvement over the previous design. The tempered glass resisted cracks from flying stones and debris, while the hard coating maintained its clarity despite repeated washing with abrasive cloths.
The window’s UV‑blocking properties reduced interior fade of dashboard materials and contributed to a more comfortable cabin temperature. Field data showed that the hydrophobic coating reduced the need for wiper usage by 40% in rainy conditions, improving operator focus and reducing distraction. The glass’s optical quality remained within factory tolerances, with no haze or yellowing observed even after prolonged sun exposure.
To maximize the return on your genuine XCMG rear window, adhere to a proactive maintenance schedule. Every 250 service hours, clean the glass with a pH‑neutral glass cleaner and a soft microfiber cloth – avoid using abrasive pads or ammonia‑based cleaners that can damage the hard coating. Inspect the edges for any chips or cracks, and check the urethane seal for signs of separation or moisture ingress.
When storing a spare window for an extended period, keep the 318501293 in its original packaging, stored vertically on a padded edge, away from direct sunlight and temperature extremes. Avoid stacking items against the glass to prevent stress points. Before installation, verify that the frame is clean, dry, and free of old adhesive, and apply a fresh primer coat to ensure optimal bonding.
For operators working in harsh environments, we recommend applying a protective film over the glass to further resist abrasion and impact. Regularly replace worn wiper blades to avoid scratches from trapped particles. These simple practices, combined with the superior quality of the 318501293, ensure that your XCMG excavator maintains excellent rear visibility and safety throughout its operational life.
Every 318501293 rear window exits XCMG’s facility with a comprehensive quality report, including optical transmission, impact resistance, and dimensional measurements. The manufacturing process is certified to ISO 9001:2015 and IATF 16949:2016, ensuring consistent automotive‑grade quality and safety. Additionally, each batch undergoes random destructive testing, including impact testing with a 2.2‑kg steel ball dropped from 2.5 meters, thermal shock cycling (-40°C to +85°C), and abrasion testing (Taber, 1,000 cycles), to guarantee that the glass meets XCMG’s stringent performance criteria.
The 318501293 carries the CE marking and complies with ECE R43 and ANSI Z26.1, confirming its suitability for construction machinery in international markets. This rigorous certification provides peace of mind for contractors working on EU‑funded projects, infrastructure maintenance, and mining operations where operator visibility and safety are paramount. By choosing the OEM‑spec 318501293, you are not just buying a window – you are investing in validated engineering that gives your XCMG excavator operator a clear, safe, and productive view of the rear worksite, shift after shift, in the harshest conditions worldwide.
