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Mack · Models: ASET / E-Tech / E6 / E7 / E9
ERG-3990 Mack STARTER RING GEAR
Commercial diesel electrical. Match the listed part and engine identifiers before ordering.
2-Year WarrantyPAI Industries
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We have not published a price for this part yet.
(720) 445-6249
or parts@JAKsDiesel.com
and a specialist will quote it.
Unavailable online — request lead time
PAI Part #ERG-3990
JAK'S Part #JAKS-ERG-3990
| Brand | PAI Industries |
| Engine Make | Mack |
| Engine Model | ASET · E-Tech · E6 · E7 · E9 |
STARTER RING GEAR
Fits:
- MACK V8 MACK E9 ENGINE
- MACK E6 2 VALVE ENGINES
- MACK E7 ENGINES
- MACK E-TECH ENGINES
- MACK ASET ENGINE
OEM cross-references:
- MACK 673GB222
- MACK 673GB243
- MACK 4103-5000810948
Warranty: 24 months
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Mack ASET E-Tech E6 E7 E9
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.