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Losi Lasernut U4 Spares & Upgrades

Keep your Losi Lasernut U4 4WD rock racer running at its best with our comprehensive range of genuine spares, replacements and proven upgrades. From arms, hubs, driveshafts, diff gears and bearings to shocks, springs, tyres, wheels, bodies and hardware, you’ll find the parts you need, in stock and ready to ship. Choose OEM Losi components for like-for-like repairs, or dial in extra performance with Spektrum electronics, Dynamite motors, ProLine tyres and wheels, and RPM durability upgrades.

Not sure which part fits? Check your manual for the correct part number, or contact our knowledgeable team for friendly, expert advice. Use the filters to narrow by brand or component, and build the perfect trackside spares kit so you never miss a run.

Order today with fast dispatch and next day delivery options across the UK. Wheelspin Models carries large stocks and backs every order with helpful service from RC enthusiasts who know the Lasernut inside out.
Our Pick
Dynamite Startup Tool Set - Metric
Dynamite Hex Driver 1.5mm
DYN2814

Dynamite Hex Driver 1.5mm

£5.69
Supplier Stock
Expected: May 22nd
Dynamite Hex Driver 2mm
DYN2815

Dynamite Hex Driver 2mm

£5.69
Supplier Stock
Expected: May 22nd
Dynamite Hex Driver 2.5mm
DYN2816

Dynamite Hex Driver 2.5mm

£5.69
Supplier Stock
Expected: June 13th
Dynamite Pro Machined Hex Driver 2.0mm
DYN2901

Dynamite Pro Machined Hex Driver 2.0mm

£10.44
Out Of Stock
Expected: September 5th
Dynamite Pro Machined Hex Driver 2.5mm
DYN2902

Dynamite Pro Machined Hex Driver 2.5mm

£10.44
Supplier Stock
Expected: May 22nd
Body Clip Leash(4)
LOS230072

Body Clip Leash(4)

£6.64
Shadow Stock
Body Set - Blue - Painted: Ultra 4
LOS230075

Body Set - Blue - Painted: Ultra 4

£85.49
Supplier Stock
Expected: June 13th
Body Set - Clear: Ultra 4
LOS230077

Body Set - Clear: Ultra 4

£85.49
Supplier Stock
Expected: June 13th
Cage Set: Ultra 4
LOS230078

Cage Set: Ultra 4

£23.74
Out Of Stock
LED - Cage Parts: Ultra 4
Losi Steering Bellcrank Set: Tenacity Sct
LOS231026

Losi Steering Bellcrank Set: Tenacity Sct

£10.44
Supplier Stock
Expected: June 13th
Steering Posts/Tubes & Hardware: TENACITY SCT
LOS231027

Steering Posts/Tubes & Hardware: TENACITY SCT

£18.99
Supplier Stock
Expected: June 13th
Losi Motor Mount: Tenacity Sct
Rod Ends And Links: Tenacity Pro
Aluminium Chassis: Ultra 4
Side Guards: Ultra 4
LOS231063

Side Guards: Ultra 4

£10.44
Supplier Stock
Expected: June 13th
Top Deck - Battery Mount: Ultra 4
LOS231064

Top Deck - Battery Mount: Ultra 4

£23.74
Supplier Stock
Expected: June 13th
Wheel Hex Set (4): TENACITY
Fr/R Driveshafts (2): TENACITY
LOS232032

Fr/R Driveshafts (2): TENACITY

£37.99
Supplier Stock
Expected: June 13th
FR Center Dogbone (2): TENACITY
Center Dogbone Set: Ultra 4
Aluminium Diff Case: Tenacity
Front Shock Shaft (2): TENACITY
Losi Rear Hubs Set: Tenacity Sct
LOS234020

Losi Rear Hubs Set: Tenacity Sct

£10.44
Supplier Stock
Expected: June 13th
Aluminium Front Shock Tower: Tenacity Pro
LOS234035

Aluminium Front Shock Tower: Tenacity Pro

£11.39
Supplier Stock
Expected: June 13th
Spring Set: Ultra 4
LOS234042

Spring Set: Ultra 4

£11.39
Supplier Stock
Expected: June 13th
Set Screw M4 x 4mm Cup Point (10)
LOS235012

Set Screw M4 x 4mm Cup Point (10)

£7.59
Supplier Stock
Expected: June 13th
Button Head Screws M3x25mm (10)
LOS235024

Button Head Screws M3x25mm (10)

£11.39
Supplier Stock
Expected: June 13th
Button Head Screws M3x30mm (10)
10x15x4mm Ball Bearing (4)
5x11x4mm Ball Bearing (4)
Aluminium Rear Hubs (2): Tenacity
LOS334011

Aluminium Rear Hubs (2): Tenacity

£47.49
Supplier Stock
Expected: June 13th
Aluminium Front Spindle (2): Tenacity
LOS334012

Aluminium Front Spindle (2): Tenacity

£40.38
Supplier Stock
Expected: June 13th
Aluminium Spindle Carrier (2): Tenacity
LOS334013

Aluminium Spindle Carrier (2): Tenacity

£37.99
Supplier Stock
Expected: June 13th
8ightE 1.0 Module Pitch Pinion 12 Tooth
LOSA3572

8ightE 1.0 Module Pitch Pinion 12 Tooth

£10.44
Supplier Stock
Expected: June 13th
8ightE 1.0 Module Pitch Pinion 18 Tooth
LOSA3578

8ightE 1.0 Module Pitch Pinion 18 Tooth

£10.44
Supplier Stock
Expected: June 13th
6x12x4mm Rubber Sealed Ball Bearings (4)
LOSA6940

6x12x4mm Rubber Sealed Ball Bearings (4)

£10.44
Supplier Stock
Expected: May 29th
Losi Camber Gauge
Losi Ride Height Gauge
8ight/8ightT/8ightE Car Stand
ProLine Trencher 2.2 Predator Rock Terrain Tyres (2)
2 Ultra-Slim LED Light Bar Kit 5V-12V (Straight)
PRO6352-00

2 Ultra-Slim LED Light Bar Kit 5V-12V (Straight)

£26.13
Supplier Stock
Expected: June 13th
DX3 Cell Phone Mount
S602 Digital Servo
SPMS602

S602 Digital Servo

£61.74
Shadow Stock
S614 Metal Gear Servo 23T WP
SPMS614

S614 Metal Gear Servo 23T WP

£35.63
Supplier Stock
Expected: May 22nd
SLT3 3-Ch Radio System w/SR315 Dual Protocol (SLT/DSMR) Rx
Spektrum SR6100AT 6 Channel AVC/Telemetry Surface Receiver
Spektrum SRX210 2Ch 2.4Ghz FHSS ESC/Rx Combo Unit
SPMSRX210

Spektrum SRX210 2Ch 2.4Ghz FHSS ESC/Rx Combo Unit

£28.49
Supplier Stock
Expected: June 13th
Spektrum S6170 Standard Digital Surface Servo
SPMSS6170

Spektrum S6170 Standard Digital Surface Servo

£37.99
Supplier Stock
Expected: June 13th
Showing 1 - 96 of 184 items