Availability
1985 GMC Tuff Stuff Performance Parts and Accessories
Alternator, Performance, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, Serpentine, Each
Part Number: TFF-7127NKP6G12
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternators, High-Amp Output, GM 10SI/10DN/12SI, 12 V, 100 amps, Red Powdercoated, V-belt, Buick, Cadillac, Chevy, GMC, Jeep, Olds, Pontiac, Each
Part Number: TFF-7127RATRED
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternators and Generators, Silver Bullet Alternators, GM 10si Case Style, 12 V, 100 amps, Chrome, Serpentine Pulley, AMC, Chevrolet, GMC, Jeep, Each
Part Number: TFF-7139ABUL6G12
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 100 Amps, Chrome, V-Belt Pulley, Each
Part Number: TFF-7139ABULL12
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternator, Chrome, 100 Amps, Serpentine, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7139ABULL6G
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternator, Black Chrome, 100 Amps, V-Belt, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: TFF-7139ABULL7
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternator, Performance, Silver Bullet, High Amp, GM 10si Case Style, 12 V, 140 Amps, Polished, V-Belt Pulley, Each
Part Number: TFF-7140BBULL12
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternators, Silver Bullet Stealth Black, GM 10SI/10DN/12SI, 12 V, 140 amps, Serpentine Pulley, AMC, Buick, Chevy, GMC, Jeep, Olds, Pontiac, Each
Part Number: TFF-7140FBUL6G12
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Water Pump, Mechanical, High-Volume, Iron, Blue, Chevy, Big Block, Long Pump, Each
Part Number: TFF-1461NCBLUE
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Alternator, Polished, 100 Amps, V-Belt, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7139BBULL
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Tuff Stuff Performance High-Amp Output Factory Cast-Plus Alternators 7127D12
Estimated Ship Date: Today
Alternator, 140 Amp, Replacement, V-Belt, Black Chrome, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: TFF-7127NK7
Estimated Ship Date: May 26, 2026 if ordered today
Estimated Ship Date: May 26, 2026 if ordered today
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