GMC Parts and Accessories

ZPA-Rear Axle Assy, GM 14 bolt Full Float, 99-07 GM 2500, 4.56, Grizzly

Part Number: ZUD-15916

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,000.00
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Piston, Cast, Dish, 3.895 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S3454-020

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Cast, Dish, 3.875 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Each

Part Number: UEM-S3454-STD

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.040 in. Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, GM, V6, Each

Part Number: UEM-S3451HC-040

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 3.895 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Each

Part Number: UEM-S3468H-020

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 3.915 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Each

Part Number: UEM-S3468H-040

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.270 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Big Block, Each

Part Number: UEM-S3408H-020

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Cast, Dish, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3445-080

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Axle AAM 11.5" '01-06 GM 3500 Cab Chassis w/o Wide Track 6SPD M/T 3.73 1485 Yoke

Part Number: ZUD-10337

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,500.00
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11.5" Axle Assembly for GM 2500, 3500 with 3:73 Gear Ratio, Positraction

Part Number: ZUD-79742

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,500.00
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10.5" Rear Axle Assembly for Chevy Silverado & GMC Sierra 2500HD, Positraction

Part Number: ZUD-77848

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,500.00
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Axle Assembly, Remanufactured, Open, 4.10:1 Ratio, Each

Part Number: ZUD-RAA435-224B

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $600.00
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Axle AAM 11.5", '01-'07 GM 3500 Cab Chassis, A/T or 5 Speed M/T, 4.10 1485 Yoke

Part Number: ZUD-10333

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,000.00
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Axle Assy AAM 11.5" '01-'07 GM 3500 DRW, A/T & 5 Spd. M/T, Opt JH7, 4.10, 1415

Part Number: ZUD-10364

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,500.00
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Axle Assy AAM 11.5" '01-'06 GM 3500 DRW, 6 Speed M/T, Brake Opt JH7, 4.10, 1485

Part Number: ZUD-10357

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $1,000.00
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Axle Assembly, Remanufactured, Open, 3.73:1 Ratio, Each

Part Number: ZUD-RAA435-223

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Estimated Ship Date: Nov 16, 2026 if ordered today

• Core Charge $400.00
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Piston, Hypereutectic, Dish, 3.895 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Each

Part Number: UEM-S3468HC-020

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Flat, 3.978 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3481HC-040

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Flat, 4.290 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Chevy, Each

Part Number: UEM-S3494HC-040

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 3.800 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S1740H-STD

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Cast, Dish, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3444-STD

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, V6, Each

Part Number: UEM-S3476HC-020

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Cast, Flat, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1436-060

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Hypereutectic, Dome, 3.968 in. Bore, 3/32 in., 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Each

Part Number: UEM-S3479HC-030

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Estimated Ship Date: Dec 8, 2026 if ordered today

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Piston, Cast, Flat, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Each

Part Number: UEM-S1436-STD

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Estimated Ship Date: Dec 8, 2026 if ordered today

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