The 2023 Freightliner 122SD has 18 suspension parts with verified fitment on this page — 1 part type and 4 brands, covering the 12.8L L6 DIESEL Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2023 Freightliner 122SD, the suspension system controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links. Every listed part is Shock / Strut.
Every part on this page is matched to the 12.8L L6 DIESEL Turbocharged — the only engine offered in the 2023 Freightliner 122SD.
The most listed brands for 2023 Freightliner 122SD suspension parts are MONROE (8 parts), GABRIEL (6 parts) and FCS (3 parts), plus 1 more brand. Quality grades include Heavy Duty, Original Ride Quality and Economy.
4 parts on this 2023 Freightliner 122SD page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including GABRIEL 85724 (Shock / Strut) and GABRIEL 89443 (Shock / Strut). Click any part number to see every vehicle that part fits.
Shock / Strut
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRT | 170132 | 🇺🇸 US 🇨🇦 CA | RearShock Are 1.75 (In) Bore Diameter | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GABRIEL Popular | 85724 | 🇺🇸 US 🇨🇦 CA | 85000 Series | View on Amazon |
| GABRIEL Popular | 89443 | 🇺🇸 US 🇨🇦 CA | 89000 Series | View on Amazon |
| MONROE Popular | 65148 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE Popular | 65490 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| GABRIEL | 83143 | 🇺🇸 US 🇨🇦 CA | 83000 Series | View on Amazon |
| GABRIEL | 85958 | 🇺🇸 US 🇨🇦 CA | 85000 Series | View on Amazon |
| GABRIEL | 83142 | 🇺🇸 US 🇨🇦 CA | 83000 Series | View on Amazon |
| GABRIEL | 83906 | 🇺🇸 US 🇨🇦 CA | Cab Shock | View on Amazon |
| MONROE | 66122 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE | 65526 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE | 66465 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE | 65507 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE | 65508 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
| MONROE | 66464 | 🇺🇸 US 🇨🇦 CA | Magnum | View on Amazon |
Original Ride Quality
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FCS | F347232 | 🇺🇸 US 🇨🇦 CA | Frontwith 12000 To 16000 LB Front Axle and Taper Leaf Spring | View on Amazon |
| FCS | F347260 | 🇺🇸 US 🇨🇦 CA | Rearwith FAS II (40,000 lb) Rear Air Suspension | View on Amazon |
| FCS | F347274 | 🇺🇸 US 🇨🇦 CA | Rearwith Freightliner Tuftrac Rear Air Suspension | View on Amazon |
This table covers the shocks and struts that damp wheel motion. Typical signs include a nose that keeps bouncing, cupped tires, or fluid weeping down the body. Replace shocks or struts in axle pairs and renew the mounts if they are torn or collapsed.
18 Shock / Strut parts for the 2023 Freightliner 122SD come from 4 brands — MONROE, GABRIEL, FCS and 1 other brand. The "Popular" part is GABRIEL 85724.
The Economy section lists 1 option from PRT — the catalog's value-priced group. PRT 170132 is listed in this group.
In the Heavy Duty grade, MONROE and GABRIEL supply 14 parts: rated for severe service. A representative part number is GABRIEL 85724.
The Original Ride Quality section lists 3 options from FCS — grouped under the catalog's "Original Ride Quality" designation — the notes column spells out what sets them apart. FCS F347232 is listed in this group.
Buying Suspension Parts for a 2023 Freightliner 122SD
On this vehicle, the suspension system controls ride, tire contact and alignment through shocks, struts, control arms, bushings and links.
- Confirm you have the 12.8L 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 shocks and struts in axle pairs, renew the sway-bar links with the struts, and get an alignment after any control-arm or tie-rod work.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Shock / Strut .
Frequently Asked Questions
How many suspension parts fit the 2023 Freightliner 122SD?
Our catalog currently lists 18 suspension parts for the 2023 Freightliner 122SD across 1 subcategory and 4 brands, covering the 12.8L L6 DIESEL Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of suspension problems on a 2023 Freightliner 122SD?
Common symptoms include clunks over speed bumps, wandering steering, cupped tire wear, or a nose that keeps bouncing after a dip. 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 shocks and struts in axle pairs, renew the sway-bar links with the struts, and get an alignment after any control-arm or tie-rod work.
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 2023 Freightliner 122SD 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 2023 Freightliner 122SD?
Every part on this page is matched to the 12.8L L6 DIESEL Turbocharged engine. Then worn bushings often mimic bad shocks — inspect before buying, and remember loaded vs unloaded strut assemblies differ in labor by hours. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2023 Freightliner 122SD
Suspension Parts for Other Freightliner 122SD 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.