Royal Enfield Rear Brake Shoe & Spring Kit KAB00400/A for Classic 350 Reborn & New Bullet 350

Royal Enfield KAB00400/A Brake Shoe & Spring Kit – New Classic is a genuine rear drum brake shoe kit used on compatible Royal Enfield motorcycles where this exact kit is specified. It is commonly searched as a rear brake shoe kit, brake shoe and spring kit, rear drum brake shoe, rear brake shoes, brake liner kit or Classic 350 Reborn rear brake shoe.

This kit is intended for catalogue-matched Royal Enfield Classic 350 Reborn / New Classic 350 and New Bullet 350 J-Series rear drum brake applications where KAB00400/A is specified. It is useful when the rear brake shoes are worn out, glazed, noisy, contaminated with oil/grease, giving weak braking, or being replaced during rear wheel / rear brake service.

Use this genuine Royal Enfield kit only where KAB00400/A or KAB00400 is specified in the rear drum brake parts catalogue. This is not a rear disc brake pad set, not a front brake shoe, not a complete brake panel, and not a universal brake shoe. Because Classic 350 and Bullet 350 variants may differ between drum and disc rear brake setups, brake type confirmation is essential before ordering.

Key Features

• Genuine Royal Enfield spare part
• Part number: KAB00400/A
• Part family reference: KAB00400
• Factory description: Brake Shoe & Spring Kit – New Classic
• Rear drum brake shoe kit for catalogue-matched applications
• Includes brake shoes and spring set where supplied as the genuine kit
• Designed for Classic 350 Reborn / New Classic 350 and New Bullet 350 drum brake applications where this part number is specified
• Useful for restoring rear drum braking performance after wear, noise, glazing or contamination
• OE-style fitment where the parts catalogue specifies KAB00400/A
• Better fitment confidence than generic brake shoes with uncertain lining shape or spring fitment

Buyer Search Names / Internal Search Keywords

Customers may also search this part as: Classic 350 Reborn rear brake shoe, New Classic 350 brake shoe kit, New Bullet 350 rear brake shoe, Bullet 350 J Series brake shoe, Royal Enfield brake shoe spring kit, KAB00400A, KAB00400/A, KAB00400 brake shoe, rear drum brake shoe Royal Enfield, brake liner kit Classic 350, rear brake shoes with springs.

Verified Compatibility

Supersession / Replacement Note

Public Royal Enfield parts references show older rear brake shoe references such as 144274/1 and 144274/B with replacement part number KAB00400/A. For buyer safety, order by the current kit part number KAB00400/A where the catalogue confirms the replacement chain.

Important Fitment Note

This listing is for the rear brake shoe & spring kit only. It is not a rear disc brake pad set, not a front brake shoe, not a brake drum, not a brake cam, not a brake panel, not a brake pedal, not a brake cable/rod, and not a complete rear wheel assembly.

Do not order only by motorcycle name. Some Royal Enfield models and variants use rear disc brakes, while others use rear drum brakes. This kit is for rear drum brake applications only where the parts catalogue specifies KAB00400/A.

Do not order for Classic 350 UCE, Classic 500, Bullet 500, Electra, Standard, Thunderbird, Meteor 350, Hunter 350, Himalayan 411, Scram 411, Himalayan 450, Guerrilla 450, Interceptor 650, Continental GT 650, Super Meteor 650, Shotgun 650, Bear 650 or other models unless the exact rear brake diagram confirms KAB00400/A.

When Should This Kit Be Replaced?

• Rear drum brake feels weak or needs excessive pedal effort
• Brake shoes are worn below safe service limit
• Rear brake makes squealing, rubbing or grinding noise
• Brake shoe lining is glazed, cracked or contaminated
• Rear brake drum has been opened for service and shoes are near end of life
• Brake spring has lost tension, is rusted, damaged or missing
• Workshop wants the correct genuine shoe & spring kit instead of mixed local shoes and springs

Why This Part Matters

Rear drum brake shoes directly affect stopping performance, pedal feel and rider confidence. Worn or low-quality shoes can reduce braking efficiency, create noise, damage the brake drum, or lead to repeat service complaints. Using the correct genuine Royal Enfield KAB00400/A brake shoe and spring kit helps maintain OE-style braking response and proper spring fitment in compatible rear drum brake assemblies.

Recommended Related Parts to Check

• Rear brake drum condition and inner surface
• Brake cam and brake cam bush
• Brake pedal / brake rod adjustment
• Rear wheel bearings and oil seals during wheel removal
• Brake panel condition
• Rear tyre and wheel alignment after service
• Dust, oil or grease contamination inside the drum

What’s in the Box

1 x Royal Enfield Brake Shoe & Spring Kit – KAB00400/A

Brake drum, brake panel, brake cam, brake rod/cable, wheel bearings, rear wheel, brake pedal and other braking hardware are included only if specifically supplied or shown separately.

Installation Notes

• Installation should be done by a trained mechanic because brakes are safety-critical.
• Clean the brake drum and brake panel area before fitting new shoes.
• Inspect the drum inner surface for scoring, ovality or excessive wear.
• Check brake cam movement, return action and lubrication points as per service procedure.
• Do not contaminate the brake lining with oil, grease or dirty hands.
• Adjust rear brake free play correctly after installation.
• After fitting, test braking at low speed before normal riding.
• Allow a short bedding-in period for the new brake shoes to settle properly.

Return-Prevention Note

Order only if your motorcycle requires KAB00400/A Brake Shoe & Spring Kit – New Classic. This is for rear drum brake applications and should not be confused with rear disc brake pads or older UCE brake shoe sets. Confirm your bike has a rear drum brake and match the part number before purchase.

FAQs

What is KAB00400/A?

KAB00400/A is a genuine Royal Enfield Brake Shoe & Spring Kit – New Classic used where this part number is specified in the rear drum brake assembly.

Does this fit Classic 350 Reborn?

Yes, it is suitable for Classic 350 Reborn / New Classic 350 rear drum brake applications where KAB00400/A or KAB00400 is specified.

Does this fit New Bullet 350?

Yes, it is suitable for New Bullet 350 / Bullet 350 J-Series rear drum brake applications where the same kit part number is specified.

Is this for rear disc brake models?

No. This is a rear drum brake shoe and spring kit. Rear disc brake variants use brake pads, not drum brake shoes.

Is this front or rear?

This listing is for rear drum brake applications only.

Does this include springs?

Yes, the product is described as a brake shoe and spring kit. Check the supplied package contents before installation.

Is KAB00400/A a replacement for 144274/B or 144274/1?

Public parts references show older brake shoe references such as 144274/B and 144274/1 with replacement part number KAB00400/A. Confirm by catalogue before replacing older numbers.

Can I use this on Classic 350 UCE or Classic 500?

Do not order for Classic 350 UCE, Classic 500 or older UCE models unless the exact parts catalogue confirms KAB00400/A. This listing is primarily written for New Classic / Classic 350 Reborn and New Bullet 350 drum applications.

When should rear brake shoes be replaced?

Replace them if braking is weak, lining is worn, shoes are glazed or contaminated, spring tension is poor, or the brake drum has been opened and the shoes are near service limit.

Is this a genuine Royal Enfield part?

Yes. This listing is for genuine Royal Enfield part number KAB00400/A.