Compatible RC Parts for: Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)

Fits the Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021).

Vehicle image not currently available.

Compatibility is verified using the exact model information shown here.

Verified Model Information

Brand
Losi
Exact model
Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)
OEM model
LOS04021
Scale
1:8
Power/fuel type
Electric
Vehicle type
1/8 Electric 4WD Solid Axle Monster Truck
Chassis/platform
Losi LMT solid axle monster truck (LOS04021)
Terrain
Off-Road: Monster Truck, Dirt & Bashing
Production era
Next Gen Era (2020–Present)

Pick Your Compatible Kit

Choose from the verified kit options available for this exact model:

Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)OEM model: LOS04021

STAINLESS RCScrewZ Stainless Steel Screw Kit los137 for Losi LMT 3S RTR Brushless 1/8 Electric 4WD Solid Axle Monster Truck (LOS04021) | SET

Stainless Screw Kit

RCScrewZ Stainless Screw Kit

SKU: los137

Corrosion-resistant model-specific replacement hardware.

Choose this kit when you want stainless replacement screws for this exact model.

Pieces in kit: Piece count coming soon. Contact us for immediate details.

Verified fit for:

Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)

OEM model: LOS04021

$59.95$53.67

Available

View Kit Details
RUBBER RCScrewZ Rubber Shielded Bearing Kit los137r for Losi LMT 3S RTR Brushless 1/8 Electric 4WD Solid Axle Monster Truck (LOS04021) | SET

Rubber-Sealed Bearing Kit

RCScrewZ Rubber-Sealed Bearing Kit

SKU: los137r

Sealed protection against dirt, dust, and debris.

Choose this kit for rougher running conditions where sealed bearings are the priority.

Verified fit for:

Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)

OEM model: LOS04021

$59.95$53.67

Available

View Kit Details
METAL RCScrewZ Metal Shielded Bearing Kit los137b for Losi LMT 3S RTR Brushless 1/8 Electric 4WD Solid Axle Monster Truck (LOS04021) | SET

Metal-Shielded Bearing Kit

RCScrewZ Metal-Shielded Bearing Kit

SKU: los137b

Preferred for cleaner conditions and lower-drag priorities.

Choose this kit for cleaner running conditions and lower-drag priorities.

Verified fit for:

Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021)

OEM model: LOS04021

$59.95$53.67

Available

View Kit Details

BEARING KIT GUIDE

Which bearing kit should I choose?

Compare the two verified bearing-kit options for this exact RC model.

Rubber-sealed bearing shown beside a metal-shielded bearing for visual comparison.
Representative illustration. Styles, sizes and quantities vary by kit.

Confirm the OEM/model number shown above before choosing a kit.

All Compatible Products

The listings below show the same verified kit roles with current pricing and links to full product details.

Explore Other Losi Models

These links open other exact Losi Model Collections. Confirm your vehicle’s model or OEM number before choosing a kit.

MODEL-SPECIFIC FAQ

Frequently Asked Questions

Questions and answers for Losi LMT 3S 1/8 Electric 4WD Monster Truck (LOS04021) — Find Compatible Stainless Screw & Bearing Kits.

How do I know these kits fit my Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger?
Each kit on this page is made specifically for the Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger. We cross-check scale, chassis layout and hardware locations against the factory manual so you get the right stainless screws and bearings for this exact RC model—no measuring or guessing.
What's included in the stainless screw kit for Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger?
Every RCScrewZ stainless steel screw kit for Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger includes a model-specific mix of socket head, button head, flat head and set screws, plus matching nuts and washers—with extras of the most commonly used sizes. Each kit also comes with Bondhus short arm hex wrenches in the sizes used on your kit and a durable plastic pit case you can reuse for storage and organizing hardware. Exact counts and sizes vary by model. The kit does not include electronics, shocks, motors or engines, or plastic parts.
Metal or rubber bearings for Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger?
If you run your Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger mainly off-road, rubber-shielded sealed bearings are usually the best choice. The rubber seals help keep out dirt, dust, sand and splash so hubs and drivetrain stay smoother longer. Metal-shielded bearings roll with slightly less drag and work best when you run mostly on clean pavement or prepared on-road tracks.
How does RC Pro Club save me money on Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger kits?
RC Pro Club is our rewards program for RC builders. Every order for your Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger earns points you can redeem for discounts on future screw kits and bearing kits. When you grab multiple kits for the same model—like a stainless screw kit plus metal-shielded or rubber-shielded bearings—you earn more points in a single order and unlock bigger savings over time.
What's included in the RCScrewZ bearing kits for Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger?
RCScrewZ bearing kits for Losi LMT 4X4 Solid Axle Monster Truck LOS04021 Grave Digger are designed as a complete upgrade package. You get every bearing needed for the chassis plus one extra of each size for quick spares. Kits can include standard, flanged, one-way and thrust bearings where your model uses them, so you are not hunting for odd sizes or partial sets. Each kit comes packed in a reusable storage case that keeps your bearings sorted in the pit box and ready for the next rebuild.

Need a different RC model?

Find Compatible RC Parts for Your Exact Model

Search by RC brand, model name, series/chassis, or OEM/model number. Exact Model Collections appear first so you can verify fit before choosing a Stainless Screw Kit, Rubber-Sealed Bearing Kit, or Metal-Shielded Bearing Kit.

Find My Exact RC Model Browse All RC Brands