Traxxas TRX-4 Sport Bearing Size List & Bearing Locations

Traxxas TRX-4 Sport Bearing Size List & Bearing Locations

Use this Traxxas TRX-4 Sport bearing size list to identify replacement RC bearings, OEM part references and bearing locations for the listed 1/10 scale model. The complete kit includes 34 bearings. Key bearing sizes include 4x10x4, 5x11x4, 6x12x4, 6x13x5, 7x14x5 and 10x15x4. Common bearing applications include portal axle and transmission positions, portal axles and driveline, transmission and differential input shafts, axles and transmission, transmission or transfer case and transmission and portal gear supports.

Vehicle Summary

  • Brand: Traxxas
  • Vehicle: TRX-4 Sport
  • Scale: 1/10
  • Total bearing count: 34
  • OEM part numbers listed: 5116, 5116A, 5117A, 5180A, 5103A, 5119, 5119A, 5120A

Bearing Size, Quantity and Application Table

The table below lists each bearing size from the complete kit, where it is used, and matching individual replacement bearing product links where available.

Bearing size Quantity Application Replacement product OEM part numbers Bearing type
4x10x4 4 4 bearings are listed for portal axle and transmission positions, used for supports rotating gear shafts. Rubber sealed
5x11x4 12 12 bearings are listed for portal axles and driveline, used for supports portal, wheel and driveline rotation. 5116, 5116A Rubber sealed
6x12x4 4 4 bearings are listed for transmission and differential input shafts, used for supports rotating input shafts. 5117A Rubber sealed
6x13x5 6 6 bearings are listed for axles and transmission, used for supports rotating shafts and gears. 5180A Rubber sealed
7x14x5 2 2 bearings are listed for transmission or transfer case, used for supports high-load shaft rotation. 5103A Rubber sealed
10x15x4 4 4 bearings are listed for transmission and portal gear supports, used for supports gear and shaft rotation. 5119, 5119A Rubber sealed
12x18x4 2 2 bearings are listed for differential and driveline support positions, used for supports differential and driveline rotation. 5120A Rubber sealed

Replacement Bearing Kits

Choose the complete kit for a full rebuild, or use the sub-kit links for assembly-specific replacement bearing kits.

Kit SKU Type Price Product link
Traxxas TRX-4 Sport Complete Bearing Kit 888RC-TRX-TRX4SPORT-FULL-BRG complete bearing kit GBP 31.99 View kit

Individual Replacement Bearings

Size Product SKU Used for Product link
4x10x4 4x10x4 MR104ZZ / MR1042RS RC Bearing for Traxxas TRX-4 Sport | 888-RC 888RC-BRG-4X10X4-TRX-TRX4SPORT portal axle and transmission positions View bearing
5x11x4 5x11x4 MR115ZZ / MR1152RS RC Bearing for Traxxas TRX-4 Sport (5116, 5116A) | 888-RC 888RC-BRG-5X11X4-TRX-TRX4SPORT portal axles and driveline View bearing
6x12x4 6x12x4 MR126ZZ / MR1262RS RC Bearing for Traxxas TRX-4 Sport (5117A) | 888-RC 888RC-BRG-6X12X4-TRX-TRX4SPORT transmission and differential input shafts View bearing
6x13x5 6x13x5 MR136ZZ / MR1362RS RC Bearing for Traxxas TRX-4 Sport (5180A) | 888-RC 888RC-BRG-6X13X5-TRX-TRX4SPORT axles and transmission View bearing
7x14x5 7x14x5 RC Bearing for Traxxas TRX-4 Sport (5103A) | 888-RC 888RC-BRG-7X14X5-TRX-TRX4SPORT transmission or transfer case View bearing
10x15x4 10x15x4 RC Bearing for Traxxas TRX-4 Sport (5119, 5119A) | 888-RC 888RC-BRG-10X15X4-TRX-TRX4SPORT transmission and portal gear supports View bearing
12x18x4 12x18x4 RC Bearing for Traxxas TRX-4 Sport (5120A) | 888-RC 888RC-BRG-12X18X4-TRX-TRX4SPORT differential and driveline support positions View bearing

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OEM Reference Guides

FAQ

What bearings does the Traxxas TRX-4 Sport use?

The listed Traxxas TRX-4 Sport bearings are 4x10x4, 5x11x4, 6x12x4, 6x13x5, 7x14x5, 10x15x4, 12x18x4.

How many bearings are in the Traxxas TRX-4 Sport?

The complete bearing kit includes 34 bearings for this vehicle.

What bearing sizes are used in the Traxxas TRX-4 Sport?

The bearing sizes listed are 4x10x4, 5x11x4, 6x12x4, 6x13x5, 7x14x5, 10x15x4, 12x18x4.

Are the bearings rubber sealed?

Yes. Every bearing in the Traxxas TRX-4 Sport full kit is listed as rubber sealed.

Can I buy individual replacement bearings?

Yes. Individual replacement bearings are listed for the Traxxas TRX-4 Sport by size and SKU.