Shimano D02S metal brake pads: power, endurance and control for mountain biking

Shimano D02S metal MTB brake pads are designed for Shimano 4-piston disc brake systems. Part number Y8FF98010, they prioritise braking power, wear resistance and consistent performance, particularly when conditions become challenging.

Their sintered metal lining is particularly well-suited to demanding mountain biking and trails exposed to mud, sand or damp conditions. Compared to organic brake pads, metal pads generally offer better resistance to overheating and a longer service life.

The D02S is a narrow-profile pad, designed for compatible 4-piston Shimano calipers. Shimano the part number specifically for the BR-M8120, BR-M7120, BR-M6120, BR-M8020, BR-M820, BR-M810, BR-M640, BR-MT520 and BR-MT420 calipers.

Key features of the D02S Shimano

• Metal disc brake pads.
• Shimano part number Y8FF98010.
• Model D02S.
• Sintered metal lining.
• Designed for 4-piston calipers.
• Narrow pad profile.
• Excellent braking power.
• Very good wear resistance.
• Good performance stability during repeated braking.
• Excellent resistance to fade.
• Performance suited to wet conditions.
• Very effective in mud and sand.
• Stainless steel backing plate.
• Supplied with spring and pin depending on packaging.
• Suitable for sporty and demanding mountain biking.

A metal lining for tough conditions

The metal technology is the key advantage of the D02S Shimano.

The rigid compound offers good wear resistance and maintains its performance when thermal stresses become significant. This makes them a particularly attractive choice for cyclists who ride mountain bikes in demanding conditions or on terrain featuring long descents.

Metal brake pads are also particularly well-suited to environments where mud, water and sand are a regular feature. They help maintain high braking power when conditions are less favourable.

Braking power and consistency

The D02S pads are designed to deliver high braking power. Their performance is particularly impressive when the brakes are under heavy load: technical descents, long slopes, challenging sections or use on electric mountain bikes.

Available data rates these pads as 5/5 for braking power, 5/5 for durability and 5/5 for fade resistance. Their modulation is also considered high, with a rating of 4/5.

This combination makes them a particularly suitable choice for riders who prioritise power and endurance above all else.

A brake pad suitable for Shimano 4-piston calipers

The D02S is a narrow-profile brake pad designed for Shimano 4-piston calipers.

It is compatible with the following models in particular:

• XTR BR-M9120
• Deore XT BR-M8120
• Deore XT BR-M8020
• SLX BR-M7120
• Deore BR-M6120
• Saint BR-M820
• Saint BR-M810
• ZEE BR-M640
• BR-MT520
• BR-MT420

You should always check exact compatibility using your brake caliper part number before ordering.

D02S: ideal for demanding mountain biking

These brake pads are particularly suitable for disciplines and uses that place heavy demands on the braking system:

• All-Mountain mountain biking
• Enduro
• Intense trail riding
• Electric mountain biking
• long descents
• mountainous terrain
• muddy conditions
• sandy trails
• heavy use

For very light, mainly dry XC riding, an organic pad may be a good choice due to its generally quieter operation and different bite. For more demanding use, however, the D02S pads offer an advantage in terms of durability and resistance to overheating.

Metal or resin: which to choose?

The choice depends on your riding style.

Metal D02S: the best choice for power, durability, long descents and challenging conditions.

Resin brake pads: a good choice if you’re looking for a quieter ride and a smoother braking feel.

The D02S is therefore particularly well-suited to cyclists who prioritise robustness and consistency over absolute silence.

Expert tip: metal brake pads can be noisier than resin pads. User feedback does indeed indicate that noise levels can sometimes be higher, whilst others report quiet operation once the pads have been bedded in.

To achieve the best braking performance, always run in the pads and disc gradually after fitting. A proper run-in ensures proper contact between the two surfaces and results in more consistent braking.

How do you run in Shimano D02S brake pads?

After fitting, choose a safe, clear stretch of road.

Perform several gradual braking manoeuvres at moderate speed, avoiding complete stops and extremely hard braking in the first few metres. The aim is to gradually raise the temperature of the surfaces so that the brake pads and disc make proper contact.

Also avoid contaminating the brake pads with oil, grease or lubricants.

Maintenance and replacement

Check the thickness of the brake pads regularly, particularly after riding in the rain, in mud or on mountainous routes.

A brake pad contaminated with oil or a greasy liquid must be replaced rather than reused.

When replacing the pads, take the opportunity to check the condition of the disc and clean the braking area thoroughly before fitting the new pads.

Technical specifications

• Brand: Shimano
• Model: D02S
• Manufacturer’s part number: Y8FF98010
• Type: disc brake pads
• Discipline: Mountain biking
• Lining: metal / sintered metal
• Shape: narrow
• Caliper type: 4-piston
• Rear plate: stainless steel
• Cooling fin: no
• Braking power: high
• Durability: high
• Fade resistance: high
• Modulation: high
• Recommended use: Mountain biking, Enduro, All-Mountain, e-MTB
• Conditions: dry, wet, mud, sand
• Main compatibility: BR-M8120, BR-M8020, BR-M7120, BR-M6120, BR-M820, BR-M810, BR-M640, BR-MT520, BR-MT420
• Contents: pair of brake pads with retaining clips, as per packaging
• Partnumber: Y8FF98010