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Details
| Specification | Value |
|---|---|
| Brand | DIAMAX |
| MPN | na1002 |
| Height [mm] | 165 mm |
| Thread Size | M39x1.5 |
| Outer Diameter [mm] | 140 mm |
| Gasket inside diameter [mm] | 99 mm |
| Gasket outside diameter [mm] | 110 mm |
OE numbers (11)
Search by this OE number to find compatible parts
- VOLVO—20754416
- VOLVO—21267818
- VOLVO—21602385
- VOLVO—21602385-LH
- VOLVO—22937189
- RENAULT TRUCKS—50 01 865 404
- RENAULT TRUCKS—74 21 267 793
- RENAULT TRUCKS—74 21 602 383
- RENAULT TRUCKS—74 22 937 187
- RENAULT TRUCKS—74 22 991 713
- RENAULT TRUCKS—74 85 135 854
About this product
Sourced from DIAMAX, this air dryer cartridge compressed air system (NA1002) combines precision engineering with durable materials to meet the demands of everyday driving and extended service intervals. Technical specifications — Height [mm]: 165 mm, Thread Size: M39x1.5, Outer Diameter [mm]: 140 mm, Filter type: 41, Gasket inside diameter [mm]: 99 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. This part supersedes original equipment references: 076.978-10, 076.987-10A, 0 986 628 255, 1527103 and 55 more. Matching these numbers confirms a like-for-like replacement with no loss of function. DIAMAX is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (48)
Show all 48 OE numbers
Air Dryer Cartridge Compressed Air System DIAMAX NA1002 — compatible car models
| Manufacturer article number (MPN) | NA1002 |
|---|---|
| OE part numbers | 20754416, 21267818, 21602385, 21602385-LH, 22937189, 50 01 865 404, 74 21 267 793, 74 21 602 383, 74 22 937 187, 74 22 991 713, 74 85 135 854 |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
DIAMAX na1002 . Filter type: 41. Gasket inside diameter [mm]: 99 mm. Gasket outside diameter [mm]: 110 mm. Height [mm]: 165 mm. Outer Diameter [mm]: 140 mm. Thread Size: M39x1.5
- 1x Air Dryer Cartridge Compressed Air System
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Air Dryer Cartridge Compressed Air System compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Air Dryer Cartridge Compressed Air System fits. All fitment data is verified through TecDoc.
What specifications does this DIAMAX Air Dryer Cartridge Compressed Air System have?
This DIAMAX Air Dryer Cartridge Compressed Air System has the following specifications: Height [mm]: 165 mm; Thread Size: M39x1.5; Outer Diameter [mm]: 140 mm; Filter type: 41; Gasket inside diameter [mm]: 99 mm; Gasket outside diameter [mm]: 110 mm. Check the full specifications table above for complete details.
What OE part numbers does this Air Dryer Cartridge Compressed Air System replace?
This Air Dryer Cartridge Compressed Air System replaces OE part numbers: 20754416, 21267818, 21602385, 21602385-LH, 22937189, 50 01 865 404, 74 21 267 793, 74 21 602 383 and 3 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Air Dryer Cartridge Compressed Air System cost?
Air Dryer Cartridge Compressed Air System prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this DIAMAX Air Dryer Cartridge Compressed Air System. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Air Dryer Cartridge Compressed Air System?
Regular inspection of your Air Dryer Cartridge Compressed Air System is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Air Dryer Cartridge Compressed Air System?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Air Dryer Cartridge Compressed Air System fitted by a professional mechanic.
Can I use this part as a replacement for OE 20754416?
Yes, this DIAMAX Air Dryer Cartridge Compressed Air System is a direct replacement for OE part number 20754416. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
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