GMC
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E Series 400 Amp Red Billet GM Truck
Mechman
$1,010.54Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed. The Elite...B8206400RD$1,010.54 -
E Series 400 Amp Blue Billet GM Truck
Mechman
$1,010.54Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed...B8206400BL$1,010.54 -
E Series 400 Amp Black Billet GM Truck
Mechman
$1,010.54Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed. The Elite...B8206400B$1,010.54 -
High output 370 Amp Black Billet Alternator for 14-18 GM Silverado Sierra Suburban Tahoe Escalade
Mechman
$909.35Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed. ((Check...B14019370B$909.35 -
170 amp racing alternator - 63-85 GM - Polished (includes 2 pulleys)
Mechman
$620.21The S series of 6 phase hairpin alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding...7127170P$620.21 -
170 am racing alternator - 63-85 GM - Chrome (includes 2 pulleys)
Mechman
$649.12The S series of 6 phase hairpin alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding...7127170C$649.12 -
170 amp racing alternator for 1963-1985 GM - BLACK (includes 2 pulleys)
Mechman
$504.55The S series of 6 phase hairpin alternators offers incredible low RPM output in a compact and durable package. Highly efficient, these units use less horsepower than conventional 3 phase alternators. 12 diodes, twin rectifier plates and outstanding...7127170B$504.55 -
E Series 370 amp Alt for select GM 3.6L/3.0L
Mechman
$865.97E Series Newly redesigned for 2020, The Elite series offers the highest possible amperage and durability available in a large case alternator. 6 phase technology combined with massive twin rectifier assemblies and 12 diodes makes these alternators...11252370$865.97 -
240 amp high output alternator Enclave / Acadia 3.6L
Mechman
$620.21The Elite series offers the highest possible amperage and durability available in a large case alternator. 6 phase technology combined with massive twin rectifier assemblies and 12 diodes makes these alternators totally durable for daily use, while still...11252240$620.21 -
240 Amp Alternator for GM 4.2L 6 cylinder with 2 pin Plug
Mechman
$504.55G Series Based on our late model large case GM housings, the tried-and-true G series of alternators are our best sellers. Reasonably priced, these units feature solid copper custom rectifiers with huge 65 amp diodes for great durability. Premium...8498240$504.55 -
240 Amp Alternator for GM 4.2 6 cylinder with 4 pin plug
Mechman
$504.55G Series Based on our late model large case GM housings, the tried-and-true G series of alternators are our best sellers. Reasonably priced, these units feature solid copper custom rectifiers with huge 65 amp diodes for great durability. Premium OEM...8497240$504.55 -
250 Amp high output alternator GM Suburban Tahoe Escalade 05 - 13
Mechman
$620.21Installation Notes: This unit comes equipped with a smaller 1.75 inch diameter alternator pulley, and will require a slightly shorter drive belt for proper belt tension. Not recommended for sustained use above 5,000 RPM engine speed. ((Check...8302250$620.21