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WebbHome / Catalog / Engine / Engine Mounts
Automann
Part number M17499
Automann describes M17499 as a rear engine mount for Peterbilt 386, 388, 389, 567 and 579, with no year range established. Its description says Should Replace all Mounting Bolts and use Thread Lock where Necessary and Commonly used with M5387 Bolts. Those supplier installation conditions are retained without establishing supplied bolt contents or a complete installation guarantee.
Confirm the exact application and configuration before selecting this part. Reference numbers and similar configurations do not guarantee interchange.
| Part number / SKU | M17499 |
|---|---|
| Brand | Automann |
| Department | Engine |
| Part type | Engine Mounts |
| Product Level | Fleet StandardConditions / detailsOwn exact-product printed field |
| Applications | PeterbiltConditions / detailsHeader application category; retain full source description constraints Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. |
| Unit Size | 1Conditions / detailsPrinted physical unit/package field |
| Weight | 13.75 lbsConditions / detailsOwn exact-product printed field |
| Package dimensions | 9.75 X 7.75 X 4.875 inConditions / detailsShipping package dimensions, not physical part dimensions |
| UPC Code | 889626190421 |
| Applications | PeterbiltConditions / detailsOwn exact-product attribute; unit retained within literal value/label only as printed Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. |
| Manufacturer description | Rear Engine Mount, 386, 388, 389, 567, 579
Should Replace all Mounting Bolts and use Thread Lock where Necessary
Commonly used with M5387 BoltsConditions / detailsPreserve all printed application, configuration and installation qualifiers Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. |
Need a measurement or technical specification? Ask our parts team before choosing the part.
| Brand / reference type | Part number | Notes |
|---|---|---|
| Peterbilt | 12448 | manufacturer-listed cross reference. |
| Peterbilt | 12448TBG | manufacturer-listed cross reference. |
Reference numbers alone do not guarantee fit. Confirm the exact application.
These source-qualified listings are not a fitment guarantee. Confirm the engine, OE number, installed equipment, mounting/configuration and VIN before selecting a part. Missing years or models have not been verified.
Shared wording applies within its original source scope. Each row retains its exact source conditions.
Source application categories/series do not establish all vehicle configurations.
No unstated engine/year expansion.
Series label is literal; No Year or Unspecified does not mean all years.
| Make | Model | Years |
|---|---|---|
| Peterbilt | 386 Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. Original source conditionsPeterbilt 386 (No Year) Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Series label is literal; No Year or Unspecified does not mean all years. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. | No Year |
| Peterbilt | 389 Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. |
No verified documents are listed for this part yet. Saved research PDFs remain drafts and are not attached here.
Ask for product documentationAutomann describes M17499 as a rear engine mount for Peterbilt 386, 388, 389, 567 and 579, with no year range established. Its description says Should Replace all Mounting Bolts and use Thread Lock where Necessary and Commonly used with M5387 Bolts. Those supplier installation conditions are retained without establishing supplied bolt contents or a complete installation guarantee.
Preserve all printed application, configuration and installation qualifiers Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years.
Related options, components and same-family products do not establish interchangeable/selectable variants without exact configuration and current target identity review.
Research evidence only; no public or human approval.
No source-backed variants recorded yet; not proof that none exist.
Independent content review and explicit human approval remain required before public attachment.
Private source-bound description candidate only; independent prose review and explicit root registration required. Saved catalog assertions do not confirm current supplied stock, physical contents, installed fitment or public/human approval.
Online ordering is coming soon. Contact our team about this part; listings do not confirm stock.
Contact us to confirm current availability and shipping options for this part.
More Engine Mounts

Peterbilt 389 (No Year)
Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Series label is literal; No Year or Unspecified does not mean all years. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years.
| No Year |
| Peterbilt | 579 Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. Original source conditionsPeterbilt 579 (No Year) Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Series label is literal; No Year or Unspecified does not mean all years. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. | No Year |
|---|
| Not stated | Rear Engine Mount, 386, 388, 389, 567, 579
Should Replace all Mounting Bolts and use Thread Lock where Necessary
Commonly used with M5387 Bolts Literal source description explicitly identifies engine/model/year/position scope; not universal fitment. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. Original source conditionsRear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Literal source description explicitly identifies engine/model/year/position scope; not universal fitment. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. | Not stated |
|---|
| Peterbilt | 388 Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. Original source conditionsPeterbilt 388 (No Year) Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Series label is literal; No Year or Unspecified does not mean all years. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. | No Year |
|---|
| Peterbilt | 567 Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. Original source conditionsPeterbilt 567 (No Year) Exact owning source description: Rear Engine Mount, 386, 388, 389, 567, 579 Should Replace all Mounting Bolts and use Thread Lock where Necessary Commonly used with M5387 Bolts Source application categories/series do not establish all vehicle configurations. No unstated engine/year expansion. Series label is literal; No Year or Unspecified does not mean all years. Exact rear engine mount for Peterbilt 386/388/389/567/579. Replace mounting bolts and use thread lock where necessary are source installation conditions. M5387 commonly used does not mean included. No Year is not all years. | No Year |
|---|
Applications not listed here have not been verified.
Compare the number on your existing part. If you’re unsure, our parts team can help check the match before you order.