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side marker lights

Worth a look56/100

side marker lights shows demand growing +248.3%, but a small market ($384K/yr) keeps it on the watch list.

Market/yr

$384K

Growth (1y)

+248.3%

Products

50

Brands

23

was 26 a year ago

Sellers

42

Price range

$6.43–$32.37

Returns

2.5%

Rating

4.5★

56/100

Worth a look

Scored 56/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
19
×0.30
Growth
81
×0.30
Competition
73
×0.20
Quality gap
35
×0.10
Returns
80
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +248.3% year over year.
19K9KJul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.3×

Competition

30%Partsam
  • Partsam30%
  • Nilight26%
  • Tallew11%
  • ONLINE LED STORE6%
  • CZC AUTO3%
  • TMH3%
  • Other (17 brands)20%

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen. 23 brands and 42 sellers compete here.

Brands

23 falling

was 26 a year ago

Sellers

42

Top 5 brand share

76%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 50 tracked products in this niche.

Partsam 14x Trailer RV Marker LED Light Double Bullseye 10 Diodes Clearance Light Red/Amber [DOT Approved] 4x2 Tiger Eye/Double Bubble 12V Rectangular LED Side Marker Light Surface Mount Camper Truck

Partsam 14x Trailer RV Marker LED Light Double Bullseye 10 Diodes Clearance Light Red/Amber [DOT Approved] 4x2 Tiger Eye/Double Bubble 12V Rectangular LED Side Marker Light Surface Mount Camper Truck

Partsam

$26.794.7★4,826 reviews

Nilight 2PCS 3.9 Inch Front Rear Side Marker Lights 3 LED Amber Clearance Indicator Lamp Waterproof Sealed Surface Mounted for 12V Truck Trailer Camper RV

Nilight 2PCS 3.9 Inch Front Rear Side Marker Lights 3 LED Amber Clearance Indicator Lamp Waterproof Sealed Surface Mounted for 12V Truck Trailer Camper RV

Nilight

$7.874.5★1,801 reviews

Tallew 10 Pcs 2.5 Inch LED Trailer Lights 2 Diode Waterproof LED Trailer Side Marker Oval Signal Running Lights for Truck Boat Rv(Amber Red)

Tallew 10 Pcs 2.5 Inch LED Trailer Lights 2 Diode Waterproof LED Trailer Side Marker Oval Signal Running Lights for Truck Boat Rv(Amber Red)

Tallew

$10.714.3★1,929 reviews

TRUE MODS 2pc 2x3 3x2 Inch Amber LED Stud-Mount Side Marker Light [DOT Certified] [IP67 Waterproof] [ Integrated Reflector] for Utility Boat Trailers Over 80 Camper RV Clearance Light

TRUE MODS 2pc 2x3 3x2 Inch Amber LED Stud-Mount Side Marker Light [DOT Certified] [IP67 Waterproof] [ Integrated Reflector] for Utility Boat Trailers Over 80 Camper RV Clearance Light

ONLINE LED STORE

$12.254.8★2,116 reviews

Nilight 10 PCS Amber Red 3.8 Inch 6 LED Side Marker Front Rear Indicator Clearance Lamp for 12V Truck Trailer RV Cab Boat Bus Lorry

Nilight 10 PCS Amber Red 3.8 Inch 6 LED Side Marker Front Rear Indicator Clearance Lamp for 12V Truck Trailer RV Cab Boat Bus Lorry

Nilight

$8.024.5★1,723 reviews

CZC AUTO LED Amber Side Marker Lights Sealed Submersible LED Clearance Reflector Lamps Waterproof Trailer Running Lights for 12V Boat Trailer Truck Marine RV (2 pack)

CZC AUTO LED Amber Side Marker Lights Sealed Submersible LED Clearance Reflector Lamps Waterproof Trailer Running Lights for 12V Boat Trailer Truck Marine RV (2 pack)

CZC AUTO

$7.984.6★1,720 reviews

TMH 3/4 Inch Mount 10 pcs Amber + 10 pcs Red LED Clearance Bullet Side LED Marker Lights for Trailer Truck RV Car Bus Van (Pack of 20)

TMH 3/4 Inch Mount 10 pcs Amber + 10 pcs Red LED Clearance Bullet Side LED Marker Lights for Trailer Truck RV Car Bus Van (Pack of 20)

TMH

$16.974.7★5,292 reviews

Partsam 2PCS 3 LED Truck Trailer Front Rear LED Side Marker Lights [DOT Approved] indicator Lamp Sealed & Waterproof Surface Mounted Installation Amber 3.9

Partsam 2PCS 3 LED Truck Trailer Front Rear LED Side Marker Lights [DOT Approved] indicator Lamp Sealed & Waterproof Surface Mounted Installation Amber 3.9

Partsam

$9.834.6★1,476 reviews

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Brightness/Shine/Glow34%

“Lights are bright”

Quality-Overall12%

“Great quality light”

Assembly/Installation9%

“The install was quick”

Value For Money9%

“Great Value”

Advertised Vs Actual Product8%

“As advertised”

Size-Overall7%

“Great fit”

Efficiency4%

“Seems to be doing well”

Durability2%

“very durable”

Ease Of Use2%

“very happy with item easy”

Water Resistance1%

“They look to be well built and waterproof”

What buyers complain about

Quality-Overall18%

“need better quality control”

Size-Overall10%

“Does not fit”

Durability10%

“have died after one week”

Brightness/Shine/Glow8%

“Not very bright”

Mounting5%

“not the mounting hardware for the whole unite which is what I needed so this was not ideal”

Assembly/Installation4%

“Install takes a little muscle”

Advertised Vs Actual Product3%

“The picture looks tinned”

Strength3%

“Wires are very small and fragile”

Functionality-Overall3%

“didnt work”

Material Quality2%

“Very cheap material”

Top return reasons

  • Size-Overall60%
  • Compatibility-Overall9%
  • Mounting5%
  • Advertised Vs Actual Product4%
  • Brightness/Shine/Glow3%
  • Functionality-Overall3%
  • Color3%
  • Defective Material/Parts2%
  • Assembly/Installation2%
  • Shape/Style1%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.65 median price · 2.2% median returns across 14,117 tracked niches.