Truck Compatibility
Truck Compatibility
Fits the following trucks:
Freightliner Cascadia
Kenworth T680
Peterbilt 579
Volvo VNL
International LT
Please confirm part number before ordering.
- Heavy Duty Truck Quality
- Easy Returns
- Fast Truck Delivery
133.2840 - Haldex Type Slack Adj 5.5in Economy
133.2840 - Haldex Type Slack Adj 5.5in Economy
Hurry up! Only 9 items in stock.
Couldn't load pickup availability

Cross Reference
| Name | Part Number |
|---|---|
| Automann | 133.2840 |
| Haldex | 40010212 |
| Haldex | 40010004 |
| Meritor | R801073 |
| Euclid | E-11402 |
Specifications
| Attribute | Value |
|---|---|
| Brand | Automann |
| Manufacturer | Automann |
| Manufacturer Part Number | 133.2840 |
| Product Name | Haldex Type Automatic Slack Adjuster 28 Spline |
| Product Category | Air Brake System – Slack Adjusters |
| Product Type | Automatic Slack Adjuster |
| Adjuster Type | Automatic (Haldex Style) |
| Spline Count | 28 |
| Camshaft Diameter | 1.50 in |
| Arm Length | 5.50 in |
| Material | Ductile Iron |
| Unit of Measure | Each |
| Package Quantity | 1 |
133.2840 - Haldex Type Slack Adj 5.5in Economy
133.2840 - Haldex Type Slack Adj 5.5in Economy
| Name | Part Number |
|---|---|
| Automann | 133.2840 |
| Haldex | 40010212 |
| Haldex | 40010004 |
| Meritor | R801073 |
| Euclid | E-11402 |
| Attribute | Value |
|---|---|
| Brand | Automann |
| Manufacturer | Automann |
| Manufacturer Part Number | 133.2840 |
| Product Name | Haldex Type Automatic Slack Adjuster 28 Spline |
| Product Category | Air Brake System – Slack Adjusters |
| Product Type | Automatic Slack Adjuster |
| Adjuster Type | Automatic (Haldex Style) |
| Spline Count | 28 |
| Camshaft Diameter | 1.50 in |
| Arm Length | 5.50 in |
| Material | Ductile Iron |
| Unit of Measure | Each |
| Package Quantity | 1 |
FAQs
How do I find the right part for my truck?
You can search by part number, brand, or truck make/model/year. If you're unsure, our support team can help you identify the correct part based on your vehicle details.
Do you offer OEM and aftermarket options?
Yes. We sell both OEM (original equipment manufacturer) and high-quality aftermarket parts. Each product page clearly mentions the part type.
What shipping options do you provide?
We offer standard and expedited shipping across the United States. Shipping costs are calculated at checkout based on your location and the size/weight of the parts.
How long does delivery take?
Standard delivery usually takes 3–7 business days, while expedited shipping arrives faster depending on your location.
How can I reach customer support?
You can reach us by email, phone, or through the Contact Us page. Our support team is available during business hours to assist you.