Caterpillar wheel loader with a Dymax Bonus Bucket loading wet distillers grain at an ethanol processing plant in Nebraska.
Dymax Bonus Bucket for wheel loaders, front three-quarter view

DYMAX BONUS BUCKET

HIGH-CAPACITY LIGHT MATERIAL BUCKET FOR WHEEL LOADERS

For nearly 30 years, Dymax Bonus Buckets have provided effective solutions for the aggregate industry. Now, we offer an optimized design for the agricultural sector, helping high lift loaders achieve greater dump heights and improved feeding performance in dairies, feedyards and other specialized applications.

Available in both wide and traditional widths, Bonus Buckets use side pockets to increase capacity without the need for a longer floor, allowing operators to achieve optimal volume and dump height with each pass.

KEY FEATURES

  • Specialized pocket design to meet capacity requirements.
  • High-strength T1 steel radial, convex side cutters and wear plates.
  • Includes replaceable bolt-on cutting edges.
  • Rear weld-on wear plates.

OPTIONS

  • Pin-on lugging
  • Quick coupler hooks
  • Custom widths to better meet job requirements
  • Rubber edges for wet distillers grain
  • Rear bolt-on wear pads

SPECIAL APPLICATIONS

Dymax Bonus Bucket dumping corn into a grain semi-trailer at a co-op in Iowa.

More capacity, fewer passes.

Recessed pockets add volume within the same width and floor length — enough to fill a grain semi in four passes.

John Deere 624K High Lift wheel loader with a Dymax Bonus Bucket filling a feed mixer

Dump height without losing capacity.

A shorter bucket floor keeps the edge visible while dumping into mixers or trucks. Ideal for high-lift machines.

Caterpillar wheel loader with a Dymax Bonus Bucket handling wet distillers grain

Handling wet distillers grain

Bonus buckets are ideal for handling sticky, abrasive materials. They are typically lighter and load more volume than rollout buckets, with very little maintenance.

SPECIFICATIONS

Model
Description
Weight (lbs)
DX-BK-LMBS-3.50cyd-WL-50
Bucket-Light Material Bonus-3.50 cubic yard capacity (SAE heap rating)-Wheel Loader-Class 50
STANDARD FEATURES:
– Replaceable bolt-on cutting edges
– Bottom T1 wear plates with rear wear pads
– High-strength radial-convex side cutters
– Recessed pocket design
WEIGHT: 3660 lbs
DX-BK-LMBS-8.00cyd-WL-70
Bucket-Light Material Bonus-8.00 cubic yard capacity (SAE heap rating)-Wheel Loader-Class 70
STANDARD FEATURES:
– Recessed hook design for increased dump height
– Rear bolt-on rubber wear pads drilled to Cat pattern
– Setco solid rubber bolt-on cutting edges
– Radial side cutters
– 156.00 inches wide
WEIGHT: 6000 lbs
DX-BK-LMBS-16.00cyd-WL-90
Bucket-Light Material Bonus-16.00 cubic yard capacity (SAE heap rating)-Wheel Loader-Class 90
STANDARD FEATURES:
– Replaceable bolt-on cutting edges
– Bottom T1 wear plates with rear wear pads
– High-strength radial-convex side cutters
– Recessed pocket design
– 178.00 inches wide

Design and specifications are subject to change without notice. Contact Dymax Sales for custom designs.

GALLERY

FAQ

A bonus bucket is a high-capacity light material bucket with recessed pockets that add volume within the same width and floor length. It lets a loader move more material per pass when dump height or width is restricted — without stepping up to a bigger bucket. The design traces back to the West Coast aggregate industry, which is why some operators still call it a “California bonus bucket.”

A rollout or high dump bucket uses a powered cylinder to gain height. A bonus bucket adds capacity and height through a fixed pocket design. There’s no cylinder or hydraulics to maintain. On models with a shorter floor, Bonus Buckets give operators a better view of the edge while dumping, reducing overages.
Yes — custom widths are one of the most common requests, since the whole point is fitting capacity into a fixed space. Contact Dymax Sales for a custom solution. Be sure to send your machine brand and model, what you’re loading, and any site restrictions.

COMPARE DYMAX LIGHT MATERIAL BUCKETS

WHAT ARE YOU LOADING?

BUCKETBEST FORWHAT SETS IT APARTCAPACITY (SAE HEAPED)
Light Material BucketGeneral light material — corn, silage, hay, cottonseed, snowThe baseline LM bucket; widest range of sizes and edge patterns.0.75–14 cyd
Light Material PlusCorn, silage, and hay in high-hour operations~20% more durable than the standard LM bucket.3.25–9.0 cyd
Feedyard Light Material BucketHigh-hour cattle feedingReinforced for repeated dump-shaking; wedge floor.4.0–10.5 cyd
Bonus BucketMore capacity when width or dump height is limitedRecessed pockets add capacity without a longer floor — edge stays in view while dumping.3.5–8 cyd
Extra Wide Corn & Grain BucketEven-loading semi-trailers with corn and grainExtra-wide profile fills trailers in fewer passes.6.5–12 cyd
Fertilizer BucketPotash and dry fertilizerLong floor fills to 85–90%; abrasion resistant, less spillage4.6–9 cyd
Sugar Beet BucketHigh-volume sugar beet handlingHalf-arrow edge reduces beet damage; screen for visibility8.5–9 cyd

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