Speed Zone Ahead Signs
SKU# W3-5a
The Speed Zone Ahead sign indicates that drivers are approaching a section of roadway where speed limits may be lower than the posted limit, often due to hazardous conditions such as curves, intersections, or construction zones; this sign is designed to alert drivers to the upcoming changes in speed limit and encourage them to adjust their driving accordingly. This sign can be made with any speed.
Speed Zone Ahead Sign Details:
- Sign is manufactured on durable rust-proof .080" aluminum
- Pre-punched 3/8" mounting holes in top and bottom for easy installation.
- Meets M.U.T.C.D. specifications for highway use.
See catalog page 6.
PRICE TABLE
High Intensity Prismatic Reflective on .080" Aluminum:
| MATERIAL | SIZE | WORDING | PRICE | ADD TO CART | Catalog Part # |
|---|---|---|---|---|---|
High Intensity Prismatic | 36" x 36" High Intensity Prismatic | Speed Zone Ahead | 1 to 4: $163.79 5 to 9: $155.60 10 +: $147.41 |
SKU:W3-5a-3636-HIP |
W3-5a-3636-HIP |
48" x 48" High Intensity Prismatic | Speed Zone Ahead | 1 to 4: $244.20 5 to 9: $231.99 10 +: $219.78 |
SKU:W3-5a-4848-HIP |
W3-5a-4848-HIP |
In Stock - Usually ships same or next business day.
Fluorescent Yellow Prismatic Reflective on .080" Aluminum:| MATERIAL | SIZE | WORDING | PRICE | ADD TO CART | Catalog Part # |
|---|---|---|---|---|---|
Fluorescent Yellow Prismatic | 36" x 36" Fluorescent Yellow Prismatic | Speed Zone Ahead | 1 to 4: $179.08 5 to 9: $170.13 10 +: $161.17 |
SKU:W3-5a-3636-FYP |
W3-5a-3636-FYP |
48" x 48" Fluorescent Yellow Prismatic | Speed Zone Ahead | 1 to 4: $308.44 5 to 9: $293.02 10 +: $277.60 |
SKU:W3-5a-4848-FYP |
W3-5a-4848-FYP |
In Stock - Usually ships same or next business day.
Available Reflective Finishes:
- Most common reflective finish used for traffic signs
- Meets federal minimum requirements
- 10 Year Outdoor Durability
- Brightest and most visible
- Exceeds federal minimum requirements
- 10 Year Outdoor Durability
Other Speed Limit Signs

Catalog Page 5
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Catalog Page 6
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Catalog Page 7
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Specifications:
| Legend: | SPEED ZONE AHEAD |
| MUTCD Sign Code #: | W3-5a |
| Shape: | Diamond |
| Color: | BLACK on YELLOW |
| Available Sizes and Weights: | Size: 36" x 36"; Ship Weight: 11.2 lbs |
| Size: 48" x 48"; Ship Weight: 19.9 lbs | |
| Available Styles: | High Intensity Prismatic Reflective on .080" Aluminum |
| Fluorescent Yellow Prismatic Reflective on .080" Aluminum | |
| Full Description: | W3-5a have a yellow background color. The text and border are black and it is in the shape of a diamond. |
| Mounting Hole Placement: | ![]() |






















