Heavy Duty Truck Parts

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SKU: TRN02679

Manual Transmission Main Shaft 4th Gear 22 Tooth | 1663-748-C, 1663748C91, 2104-4989, 3135129, 49-8-9, 4989, S-22190, S-A277, S22190, SA277, SGR-49-8-9, SGR4989, SP4989

Regular price $87.78
Shipping calculated at checkout.


If you need to order multiple parts, give us a call so our sales team can work to combine your order into fewer packages and save you money on shipping! 858-898-1558

Delivery and Shipping

This part typically ships within 1 to 2 business days.

This Manual Transmission Main Shaft Gear is precision manufactured to OEM synchronizer, gear, and bearing specifications for smooth, notch-free gear engagement in commercial trucks.

Specifications

Gear Position 4th Gear
Spline Quantity 33
Tooth Quantity 22
Warranty Period 1 Year or 100,000 Miles

Interchange / Cross-Reference Numbers

Brand Part Number
International 1663-748-C
International 1663748C91
Mack 2104-4989
Volvo Truck 3135129
Spicer 49-8-9
Tremec 4989
Genuine Newstar S-22190
Genuine Newstar S-A277
Genuine Newstar S22190
Genuine Newstar SA277
Genuine Newstar SGR-49-8-9
Spicer SGR4989
Freightliner SP4989

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