EFR-8421 Mack Fire Ring | PAI

FIRE RINGPAI Part #: EFR-8421OEM References: MACK 553GB1873 MACK 553GB181 MACK 553GB187 MACK 553GB187B MACK 25098089 Applications:MACK E6 2 VALVE ENGINESWarranty: 2.0 year(s)

Warranty BackedPAI IndustriesFree Freight

JAK'S Part #JAKS-PAI-EFR-8421

Cross Ref553GB1873

Cross Ref553GB181

Cross Ref553GB187

Cross Ref553GB187B

$5.99

In Stock — Ships Today if ordered by 3:00 PM MT

Secure Checkout 30-Day Returns Warranty Backed Ships Same Day

Not sure it's the right fit? Call a specialist

(720) 445-6249

Talk to a tech or text a photo of your part tag — we'll confirm fitment before you buy

Brand	PAI Industries
Part Category	Pistons & Rings
Engine Make	Mack
Engine Model	E6 2 VALVE
Condition	New
Stage / Tier	Standard

FIRE RING

PAI Part #: EFR-8421

OEM References:

MACK 553GB1873
MACK 553GB181
MACK 553GB187
MACK 553GB187B
MACK 25098089

Applications:

MACK E6 2 VALVE ENGINES

Warranty: 2.0 year(s)

This part supersedes and cross-references the following OEM, dealer, and competitor numbers. Searching any of these will land here.

Number
553GB1873
553GB181
553GB187
553GB187B
25098089

Don't see your number? We cross 1M+ OEM, dealer and competitor part numbers daily. Call or text (720) 445-6249 and a tech will match it by hand.

Mack E6 2 VALVE

Warranty Backed. Every part is covered against defects in materials and workmanship. Call a specialist for the coverage details on this part.

Complete The Job