8 Steering parts are listed for the 2020 International Prostar, in 3 part types, covering the 14.9L L6 DIESEL Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2020 International Prostar, the steering system connects driver to road through the rack, pump, tie rods, and column components. All 8 listed parts are Power Steering Fluid (4 parts), Tie Rod Assembly (Inner & Outer) (3 parts) and Power Steering Reservoir Cap (1 part).
The 2020 International Prostar came with a single engine, the 14.9L L6 DIESEL Turbocharged, and every part is verified against it.
3 brands supply steering parts for the 2020 International Prostar, led by VALVOLINE (4 parts), MONROE (3 parts) and DORMAN (1 part).
Each part number listed for the 2020 International Prostar opens a page with every vehicle that part fits.
Power Steering Fluid
Full Synthetic
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 909772 | 🇺🇸 US 🇲🇽 MX | Heavy Duty Full Synthetic SAE 15W-40 DIESEL1 Gallon | View on Amazon |
Heavy Duty / Diesel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 909778 | 🇺🇸 US 🇲🇽 MX | Heavy Duty Conventional SAE 15W-40 DIESEL1 Gallon | View on Amazon |
Synthetic Blend
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 909766 | 🇺🇸 US 🇲🇽 MX | Heavy Duty Synthetic Blend SAE 15W-40 DIESEL1 Gallon | View on Amazon |
| VALVOLINE | 909782 | 🇺🇸 US 🇲🇽 MX | Heavy Duty Synthetic Blend SAE 15W-40 DIESEL2.5 Gallon | View on Amazon |
This table covers the fluids specified for this steering system. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
4 Power Steering Fluid parts for the 2020 International Prostar come from VALVOLINE.
The Full Synthetic section lists 1 option from VALVOLINE — full-synthetic oils. VALVOLINE 909772 is listed in this group.
The Heavy Duty / Diesel section lists 1 option from VALVOLINE — grouped under the catalog's "Heavy Duty / Diesel" designation — the notes column spells out what sets them apart. VALVOLINE 909778 is listed in this group.
The Synthetic Blend section lists 2 options from VALVOLINE — synthetic-blend oils. VALVOLINE 909766 is listed in this group.
This group includes VALVOLINE 909772, VALVOLINE 909778 and VALVOLINE 909766 and the remaining parts above.
Power Steering Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 9241060 | 🇺🇸 US 🇲🇽 MX | 1.5L ReservoirDiameter: 2.3 in | View on Amazon |
This table covers the Power Steering Reservoir caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
One part is listed for the 2020 International Prostar — DORMAN 9241060.
Tie Rod Assembly (Inner & Outer)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MONROE | TR10056 | 🇺🇸 US 🇲🇽 MX | FrontFrom 12/12 | View on Amazon |
| MONROE | TR10057 | 🇺🇸 US 🇲🇽 MX | FrontThru 12/12 | View on Amazon |
| MONROE | TR10058 | 🇺🇸 US 🇲🇽 MX | Frontwith 12000 (lb) - 12500 (lb) Hendrickson Steertek NXT Maxxpower Air Suspension | View on Amazon |
This table covers complete inner-and-outer tie-rod assemblies.
MONROE supplies the 3 Tie Rod Assembly (Inner & Outer) parts for the 2020 International Prostar.
Part numbers include MONROE TR10056, MONROE TR10057 and MONROE TR10058.
Buying Steering Parts for a 2020 International Prostar
On this vehicle, the steering system connects driver to road through the rack, pump, tie rods, and column components.
- Confirm you have the 14.9L L6 DIESEL Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Power Steering Fluid and Tie Rod Assembly (Inner & Outer) .
Frequently Asked Questions
How many steering parts fit the 2020 International Prostar?
Our catalog currently lists 8 steering parts for the 2020 International Prostar across 3 subcategories and 3 brands, covering the 14.9L L6 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of steering problems on a 2020 International Prostar?
Common symptoms include play or looseness on center, a whine when turning, fluid weeping from rack boots, or uneven tire wear on the front axle. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the inner and outer tie-rod ends together on higher-mileage vehicles, then get an alignment.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2020 International Prostar was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2020 International Prostar?
Every part on this page is matched to the 14.9L L6 DIESEL Turbocharged engine. Then flush old power-steering fluid when replacing a pump or rack — grit in the old fluid is the number-one cause of repeat failure. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2020 International Prostar
Steering Parts for Other International Prostar Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.