GG Grand General 8" Blue Rubber Big Ballz truck bumper protector — 8-inch DOT-complementary heavy-duty marker

The GG Grand General 57311 8-inch blue rubber Big Ballz is a heavy-duty, DOT-complementary truck accessory designed to provide a visible, impact-resistant marker or bumper accent for commercial vehicles.

Made by Grand General, a recognized supplier of high-quality truck accessories and DOT-approved lighting and trim, this 8" Blue Rubber Big Ballz piece combines robust rubber construction with a vivid blue finish for added visibility and resilience. It’s built to withstand road vibration, weather exposure, and routine handling while adding a practical finishing touch to truck rear bumpers, trailer connections, or mounting points where a durable protective cap or marker is needed.

How large is the GG Grand General 57311 and will it fit my application?

The part measures 8" x 4-9/16" x 2-1/2", making it substantial enough for most commercial truck and trailer uses as a visible protector or bumper accent. Check your mounting area dimensions and clearance to confirm a proper mechanical fit before installation.

• Overall size: 8 inches long for strong coverage.
• Cross dimensions: 4-9/16" width to match common mounting surfaces.
• Thickness: 2-1/2" depth for impact absorption and durability.
• Sold individually—buy per needed unit for replacements or additions.

What materials and durability can I expect from this rubber Big Ballz?

Constructed from resilient rubber formulated for automotive accessory use, this piece resists cracking, abrasion, and routine road wear. The material is chosen to endure temperature swings and repeated contact while maintaining shape and color integrity under normal service conditions.

• Rubber construction for flexible impact resistance.
• Colorfast blue finish that stays visible over time.
• Engineered for outdoor and roadside exposure.
• Works with DOT-compliant accessory ranges from Grand General.

Where on my truck or trailer is this product typically installed?

This 8" rubber Big Ballz is commonly used as a bumper accent, tail-end protector, or marker cap on trailers and commercial trucks where a low-profile, durable cover or visible anchor point is useful. It can be mounted where it won’t interfere with lights, hitching, or safety equipment.

• Bumper edge or corner protector to reduce wear.
• Trailer rear marker or accent for added visibility.
• Covers or caps for exposed bolts, posts, or mounts.
• Replace single units as components are worn or lost.

Is this sold individually and how do I order the right quantity?

The GG Grand General 57311 is sold one per unit (each), so plan quantity based on the number of mounting points or replacements you need. For fleet purchases, order in multiples to maintain consistent appearance and inventory for spares.

• Packaging: sold by each, not in multi-packs.
• Order one per installation point or as direct replacements.
• Ideal to keep spares for trucks or trailers in rotation.
• Confirm part number 57311 when reordering for consistency.

Who is this for: The GG Grand General 57311 8-inch Blue Rubber Big Ballz is aimed at fleet managers, truck owners, and maintenance technicians who need a dependable, visible, and low-maintenance accessory for commercial vehicles. If you require a rugged rubber protector or marker that integrates with DOT-focused truck accessory systems and prefer to purchase single replacement units, this product is a practical, straightforward choice.