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Hop-up Parts for Losi 1/10 Lasernut U4 4WD Brushless RTR

Discover premium hop-up parts for the Losi 1/10 Lasernut U4 4WD Brushless RTR. Enhance your RC model's performance and durability with our top-quality upgrades. From suspension components to high-performance motors, find everything you need to take your Lasernut U4 to the next level. Shop now for the best selection of parts designed specifically for the Losi 1/10 Lasernut U4 4WD Brushless RTR and experience the ultimate in RC racing performance.

230 products

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Choose a part type or color for this vehicle. Use Switch model only when you want a different vehicle; stock is controlled above.

Compatible models
1/10 22S SCT & 22S Drag 1/10 Baja Rey / Hammer Rey / Rock Rey 1/10 Lasernut U4 4WD 1/10 NXT & XXXNT 1/10 Ten-T & Ten-SCTE 1/18 Mini LMT 4x4 1/18 Mini-Rock Crawler 1/18 Mini-T & Mini-DT 1/24 Micro-B 1/36 Micro-T / Micro-Baja 1/4 Promoto-MX 1/5 5IVE-T 1/5 DBXL-E 2.0 1/5 Desert Buggy XL-E 1/8 8IGHT & 8IGHT-T 1/8 LMT 2.0 4WD 1/8 LMT 4WD 1/8 LST2 & Aftershock
Part type / Color
40x40x10mm Ultra High Speed Cooling Fan w/ JST 2P Plug for 6.0-to-7.2VDC Input Save 40%

40x40x10mm Ultra High Speed Cooling Fan w/ JST 2P Plug for 6.0-to-7.2VDC Input | Fits: Stampede 2WD, Slash 2WD pre-2022, SCX-10, Bigfoot 2WD, Slash 4X4 pre-2024, Stampede 4X4 pre-2024, TT-01, RR10 Bomber, SCX10 II, SMT10, TRX-4, 4-Tec 2.0/3.0 + more

In stock
C28147
$10.19 $16.99
Save 40%
30x30x10mm Ultra High Speed Cooling Fan w/ JST 2P Plug for 6.0-to-7.2VDC Input Save 73%

30x30x10mm Ultra High Speed Cooling Fan w/ JST 2P Plug for 6.0-to-7.2VDC Input | Fits: Stampede 2WD, Slash 2WD pre-2022, SCX-10, Bigfoot 2WD, Slash 4X4 pre-2024, Stampede 4X4 pre-2024, TT-01, RR10 Bomber, SCX10 II, SMT10, TRX-4, 4-Tec 2.0/3.0 + more

In stock
C28148
$4.59 $16.99
Save 73%
Billet Machined 5mm Bore Mod1 17T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined 5mm Bore Mod1 17T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR | 8ight & 8ight-T | Ten-T & Ten-SCTE

In stock
C33631
$6.71 $7.99
Save 16%
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 10%

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308GREY
$22.49 $24.99
Save 10%
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

Silver Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33292SILVER
$16.99
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281GREEN
$17.63 $20.99
Save 16%
Billet Machined Rear-Rear Arm Brace for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 66%

Billet Machined Rear-Rear Arm Brace for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C31317SILVER
$8.50 $24.99
Save 66%
Billet Machined Rear-Front Arm Brace for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 72%

Billet Machined Rear-Front Arm Brace for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C31311SILVER
$8.12 $28.99
Save 72%
Stainless Steel Protection Plates for Losi 1/10 Lasernut U4 4WD Brushless RTR

Stainless Steel Protection Plates for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C30173
$35.99
Type XE Adapters for C33264 & C23115 Setup Station (M4 w/5mm ID for Lasernut U4) Save 26%

Type XE Adapters for C33264 & C23115 Setup Station (M4 w/5mm ID for Lasernut U4) | Lasernut U4 4WD

In stock
C33256GREY
$15.53 $20.99
Save 26%
Type XE Adapters for C33264 & C23115 Setup Station (M4 w/5mm ID for Lasernut U4) Save 26%

Type XE Adapters for C33264 & C23115 Setup Station (M4 w/5mm ID for Lasernut U4) | Lasernut U4 4WD

In stock
C33256BLACK
$15.53 $20.99
Save 26%
Alloy Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD (used) Sold out

Alloy Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD (used)

Sold out
24.AI33
$20.99 $24.99
Save 16%
Replacement Parts for C31633BLACK Spare Tire Rack Save 16%

Replacement Parts for C31633BLACK Spare Tire Rack | Lasernut U4 4WD

In stock
24.AB21
$15.11 $17.99
Save 16%
Replacement Parts for C31633BLUE Spare Tire Rack Save 10%

Replacement Parts for C31633BLUE Spare Tire Rack | Lasernut U4 4WD

In stock
24.AB20
$16.19 $17.99
Save 10%
Replacement Parts for C31633BLACK Spare Tire Rack Save 16%

Replacement Parts for C31633BLACK Spare Tire Rack | Lasernut U4 4WD

In stock
24.AB19
$10.91 $12.99
Save 16%
Replacement Parts for C31633BLUE Spare Tire Rack Save 10%

Replacement Parts for C31633BLUE Spare Tire Rack | Lasernut U4 4WD

In stock
24.AB18
$11.69 $12.99
Save 10%
Billet Machined 5mm Bore Mod1 15T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined 5mm Bore Mod1 15T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR | 8ight & 8ight-T | Ten-T & Ten-SCTE

In stock
C33632
$6.71 $7.99
Save 16%
Billet Machined 5mm Bore Mod1 14T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined 5mm Bore Mod1 14T Pinion Gear for Losi 1/10 Lasernut U4 4WD RTR | 8ight & 8ight-T | Ten-T & Ten-SCTE

In stock
C33630
$6.71 $7.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583SILVER
$25.19 $29.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583RED
$25.19 $29.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583ORANGE
$25.19 $29.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583GREY
$25.19 $29.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 10%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583GREEN
$26.99 $29.99
Save 10%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583BLUE
$25.19 $29.99
Save 16%
Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer Save 16%

Billet Machined Center Differential Case for Losi 1/10 Lasernut U4 Rock Racer

In stock
C33583BLACK
$25.19 $29.99
Save 16%
Billet Machined 12T Pinion Gear for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Machined 5mm Bore Mod1 12T Pinion Gear for Losi 1/10 Lasernut U4 4WD Brushless | 8ight & 8ight-T | Ten-T & Ten-SCTE

In stock
C33347
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337SILVER
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337RED
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337ORANGE
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337GREY
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337GREEN
$7.99
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337BLUE
$6.71 $7.99
Save 16%
Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Billet Machined 23T Servo Arm for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33337BLACK
$6.71 $7.99
Save 16%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 11%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309SILVER
$22.24 $24.99
Save 11%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309RED
$20.99 $24.99
Save 16%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309ORANGE
$20.99 $24.99
Save 16%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 19%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309GREY
$20.24 $24.99
Save 19%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 19%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309GREEN
$20.24 $24.99
Save 19%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309BLUE
$20.99 $24.99
Save 16%
Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR Save 5%

Billet Machined Spot LED Light Pod Housings for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33309BLACK
$23.74 $24.99
Save 5%
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308SILVER
$24.99
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308RED
$24.99
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 3%

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308ORANGE
$24.24 $24.99
Save 3%
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 19%

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308GREEN
$20.24 $24.99
Save 19%
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308BLUE
$24.99
Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined Front LED Light Bar for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33308BLACK
$24.99
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

Red Realistic Side Mirror Set for Losi 1/10 Scale Lasernut U4 4WD Brushless RTR

In stock
C33292RED
$16.99
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Orange Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33292ORANGE
$12.57 $16.99
Save 26%
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

Grey Realistic Side Mirror Set for Losi 1/10 Scale Lasernut U4 4WD Brushless RTR

In stock
C33292GREY
$16.00
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Green Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33292GREEN
$12.57 $16.99
Save 26%
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 9%

Blue Realistic Side Mirror Set for Losi 1/10 Scale Lasernut U4 4WD Brushless RTR

In stock
C33292BLUE
$15.46 $16.99
Save 9%
Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 16%

Black Realistic Side Mirror Set for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33292BLACK
$14.27 $16.99
Save 16%
Billet Machined 40T Spur Gear for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined 40T Spur Gear for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33284
$15.53 $20.99
Save 26%
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281SILVER
$20.99
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281RED
$15.53 $20.99
Save 26%
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281ORANGE
$15.53 $20.99
Save 26%
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281GREY
$15.53 $20.99
Save 26%
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281BLUE
$15.53 $20.99
Save 26%
Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 9%

Billet Machined Battery Plate for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C33281BLACK
$19.10 $20.99
Save 9%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 26%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279SILVER
$44.39 $59.99
Save 26%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 16%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279RED
$50.39 $59.99
Save 16%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 26%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279ORANGE
$44.39 $59.99
Save 26%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279GREY
$59.99
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 26%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279GREEN
$44.39 $59.99
Save 26%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 21%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279BLUE
$47.39 $59.99
Save 21%
Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR Save 11%

Billet Machined Center Diff & Motor Mount Set for Losi 1/10 Lasernut U4 4WD RTR

In stock
C33279BLACK
$53.39 $59.99
Save 11%
Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR

Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C32583ORANGE
$12.99
Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR

Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C32583GREY
$12.99
Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR Sold out

Realistic Spare Tire Straps w/ Mount for Losi 1/10 Lasernut U4 4WD Brushless RTR

Sold out
C32583BLUE
$12.99
Billet Machined Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 9%

Billet Machined Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C32547SILVER
$32.75 $35.99
Save 9%
Billet Machined Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 25%

Machined Red Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C32547RED
$26.99 $35.99
Save 25%
Billet Machined Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR Save 26%

Billet Machined Chassis Upper Deck for Losi 1/10 Lasernut U4 4WD Brushless RTR

In stock
C32547ORANGE
$26.63 $35.99
Save 26%