4-1/2″Drum Brakes & Brake Drums

4-1/2″ Drum Brakes & Brake Drums
Two Backing Plate Styles
Three Actuator Arm Choices*
Bonded Brake Shoes
5/8″, 3/4″ or 1″ Axle Bore
*Actuator arm available with right offset, left offset
or straight. Unless otherwise specified, right-hand
offset actuator arm will be supplied as depicted.

ROUND BACKING PLATE BRAKE ASSEMBLY
Description
Part No.
Steel Backing plate, 5/8″ Bore
2270S
Aluminum Backing Plate, 5/8″ Bore
2270A
Steel Backing plate, 3/4″ Bore
2272S
Aluminum Backing Plate, 3/4″ Bore
2272A
Steel Backing plate, 1″ Bore
2271S
Aluminum Backing Plate, 1″ Bore
2271A

ANCHOR BACKING PLATE ASSEMBLY
Description
Part No.
Steel Anchor Backing Plate, 5/8″ Bore
2208
Steel Anchor Backing Plate, 3/4″ Bore
2210
Steel Anchor Backing Plate, 1″ Bore
2269
COMPONENTS
Description
Part No.
Lined Brake Shoes, Pair
2260
Acutator Arm
2263
Spring (2 Required)
2264
Cam
8235
Lockwasher-Split
8302
Flat Washer
8304
Locknut for Cam, 5/16-18
8510
4-1/2″ BRAKE DRUMS
Machined ID for Drum Brake Use
2-1/8″ Center Bore
Flanged drum has 6 holes on a 5-1/4″ bolt circle. Machined ID for internal
expanding drum brakes. All drums have 3 sets of moutning holes: 3 & 4 hole
on a 3.75″ diameter bolt circle and a 4 hole on a 3.228″ bolt circle to match
the Mini-Hub.
Description
Part No.
Drum, 4-1/2″, Machined ID, No Flange
2211-ID
Drum, 4-1/2″, Machined ID, With Flange
2213-ID
SINGLE-PIECE, 4-1/2″ SPROCKET DRUMS
Machined ID for Drum Brake Use
2-1/8″ Center Bore
Stamped for added precision, our one-piece #35 chain, 60 or 72 tooth Steel
Sprocket and 4-1/2″ Drum combinations provide strong, reliable units at
economical prices. (Replaces riveted assemblies.) Machined ID for
internal expanding drum brake use.
DESCRIPTION
PART NO.
Drum, Machined ID &
60 tooth Sprocket, Plated
2217-ID
Drum, Machined ID &
72 tooth Sprocket, Plated
2218-ID
4-1/2″ BRAKE DRUMS WITH RIVETED HUBS
Mini-Hubs (3/4″, 1″ or 1-1/4″ bore), riveted to any of our 4-1/2″
drums for use on a 3/4″, 1″ or 1-1/4″ Live Axle. Brake Drums has
machined ID for Drum Brake use. Ideal for small, low
horsepower vehicles (Set Screws and Key included.)
BRAKE DRUM PLATFORM FOR 5″ AZUSALITE WHEELS
Cast Aluminum, 3.75″ Bolt Circle,
2.10″ Ring Diameter
1″ Platform Height
With or Without Nuts & Bolts

DESCRIPTION
PART NO.
Brake Drum Platform
2259
Brake Drum Platform,
w/Nuts & Bolts
2259-A
DESCRIPTION
PART NO.
60 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 3/4″ Hub Kit
2467-ID
60 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 1″ Hub Kit
2267-ID
60 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 1-1/4″ Hub Kit
2247-ID
72 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 3/4″ Hub Kit
2468-ID
72 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 1″ Hub Kit
2268-ID
72 Tooth Sprocket – #35 Chain, Brake Drum,
Machined ID, & 1-1/4″ Hub Kit
2248-ID
Flanged Brake Drum, Machined ID, & 3/4″ Hub Kit
2466-ID
Flanged Brake Drum, Machined ID, & 1″ Hub Kit
2266-ID
Flanged Brake Drum, Machined ID, & 1-1/4″ Hub Kit
2246-ID
Brake Drum, Machined ID, No Flange & 3/4″ Hub Kit
2465-ID
Brake Drum, Machined ID, No Flange & 1″ Hub Kit
2265-ID
Brake Drum, Machined ID, No Flange & 1-1/4″ Hub Kit
2245-ID
ASTRO WHEEL BRAKE DRUM ADAPTER KIT
For use with our 6″ Aluminum “Astro” Wheel
DESCRIPTION
PART NO.
Astro Wheel Brake Drum Adapter Kit
1816