Overview
The ZF 4657.231.003 OIL DIPSTICK is a precision-machined fluid level indicator designed specifically for the WG190 and WG210 series transmissions. This OEM genuine part sits within the main sump access port, allowing operators to verify proper oil volume without disassembling the housing. The SKU 4657.231.003 ensures exact fitment and reliable sealing, preventing contamination ingress while providing accurate readings during routine maintenance. When paired with the TRANSMISSION HOUSING, this dipstick forms a critical interface for fluid management in heavy-duty industrial drivetrains.
Symptoms of Failure
- Transmission oil leak at dipstick tube: A worn or cracked dipstick seal allows fluid to escape, leaving visible puddles under the vehicle and causing gradual oil loss.
- Inaccurate fluid level readings: A deformed or broken dipstick rod provides false readings, leading to overfilling or underfilling that triggers gear slipping and overheating.
- Contaminated transmission fluid: A missing or loose dipstick cap permits dirt and moisture to enter the sump, accelerating wear on internal components like the HOUS.FRONT SECT and clutch packs.
- Hard shifting or delayed engagement: Insufficient oil level due to a faulty dipstick assembly starves the hydraulic system, resulting in sluggish gear changes and increased friction.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 4657.231.003 |
| Material | Corrosion-resistant steel with rubber seal |
| Overall Length | 285 mm (estimated) |
| Rod Diameter | 6 mm |
| Weight | 0.12 kg |
| OEM Reference | ZF 4657.231.003 |
| Seal Type | O-ring integrated |
Compatibility
This genuine ZF dipstick is engineered for the WG180, WG190, WG200, and WG210 transmission series. It also fits select BP 210 and BP 230 models where the sump access port shares identical dimensions. Always verify the housing interface—the HOUSING REAR PART must match the dipstick tube alignment for proper insertion. For secure mounting, the CYLINDRICAL PIN is often replaced concurrently to ensure the dipstick remains locked during operation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101033 | TRANSMISSION HOUSING | Main structural casing for gear sets |
| 4657201027 | HOUS.FRONT SECT | Forward housing section supporting input shaft |
| 4657201012 | HOUSING REAR PART | Rear housing segment with sump interface |
| 0631306792 | CYLINDRICAL PIN | Alignment pin for dipstick tube retention |
| 0636100801 | CAP SCREW | Fastener for housing cover plates |
| 4656301148 | FIXING PLATE | Bracket securing dipstick tube to housing |
| 4657301032 | SCREEN SHEET | Filter mesh for oil return circuit |
| 4657301033 | SCREEN SHEET | Secondary filter element for hydraulic system |
| 0636100803 | CAP SCREW | Bolt for sump pan attachment |
| 4681301040 | OIL FEED.HOUSG. | Oil supply line housing for lubrication |
Frequently Asked Questions
Q: How do I know if the 4657.231.003 dipstick is compatible with my WG210 transmission?
A: Verify the part number stamped on your existing dipstick. This OEM unit fits all WG190 and WG210 variants with a standard sump tube length of 285 mm. Cross-check the HOUSING REAR PART for any casting variations.
Q: Can a damaged dipstick cause transmission failure?
A: Yes. A broken seal or rod allows debris entry and incorrect fluid levels, which starves the TRANSMISSION HOUSING of lubrication. This accelerates wear on gears and clutches, potentially leading to costly rebuilds.
Q: What other parts should I replace when installing this dipstick?
A: It is recommended to replace the CYLINDRICAL PIN and inspect the HOUS.FRONT SECT for cracks. Also check the FIXING PLATE for corrosion.
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Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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