Wilwood brake pad compounds are the results of three decades of experience and continual development to provide optimized braking and driver feel for all types of motor sport and competition applications. This selection guide is intended to provide general characteristics and applications for each compound. On-track testing and driver evaluation however, will always remain the determining factor to final pad selection.

 

Wilwood Brake Pad Compounds
Compound
Common Use
BP-10 Smart Pad
  • High performance street / strip, drag race, and track day categories using vented iron rotors.
  • Light to medium braking on dirt tracks including late models, modifieds, sportsman, and street stocks.
  • Disc brake conversions on street rods and muscle cars.
BP-20 Smart Pad
  • Medium to heavy braking dirt tracks.
  • Advanced level track day and club sport competition.
  • Extreme duty dual-purpose street/track vehicle.
  • High speed or heavy weight drag cars.
  • Hobby or sportsman category asphalt racing
PolyMatrix A
  • Race ONLY compound used in ARCA, ASA, ALMS, Grand-AM, NASCAR, REMAX, SCCA, USAC, and other severe duty oval, road course, and off-road series that require an aggressive response and durability in the highest temperature ranges.
  • Lightweight sprints and club sport racers using steel plate rotors that require fast response at low temperatures with resistance to fade during periodic or temporary high temperature spikes.
PolyMatrix B
  • Race ONLY compound is a value priced, proven workhorse for most weekly category asphalt late models, sprints, modifieds, and sportsman divisions.
  • Hard braking dirt late models, DIRT modifieds, and rear inboard sprint brakes with vented iron or steel rotors.
  • SCCA club racers, rally, and auto-cross.
  • High MPH drag cars if high end fade occurs with lower temperature pads.
PolyMatrix E
  • Most dirt track applications including super late models, modifieds, and rear inboard sprints using vented iron rotors.
  • Light to medium duty road racing and track day events.
  • Drag racing with iron or steel rotors.
  • Performance street category competition.
PolyMatrix Q
  • Sprint cars with aluminum rotors.
  • Disc brake conversions on street rods, muscle cars, custom show cars, and all moderate performance applications where low noise and dust are important.
Gator
  • High performance street / strip, drag race, and track day categories using vented iron rotors.
  • Light to medium braking on dirt tracks including late models, modifieds, sportsman, and street stocks.
Sintered Metallic
  • Specially formulated for Power Sports & Industrial applications.
  • Kart, Quad & Small Vehicle usage.
  • Works best with steel rotors.
 
 

7012 Dynalite

Fits Wilwood Calipers; Billet Dynalite Single, Dynalite Single 4, Dynalite Single Floater, Dynalite Single IIIA
Part Number
Width
Height
Thickness
Compound
WIL-150-9412
1.98"
2.32"
0.50"
BP-20
WIL-15E-6083K
1.98"
2.32"
0.50"
PolyMatrix E
WIL-15Q-6823K
1.98"
2.32"
0.50"
PolyMatrix Q
 
 

6812 Dynapro

Fits Wilwood Calipers; Billet Dynalite Single, Dynalite Single 4, Dynalite Single Floater, Dynalite Single IIIA, Dynapro Single, Dynapro Single LW, Dynapro Single Polished
Part Number
Width
Height
Thickness
Compound
WIL-150-9765K
1.98"
2.32"
0.50"
BP-20
WIL-15E-9820K
1.98"
2.32"
0.50"
PolyMatrix E
 
 

7112 Dynalite

Fits Wilwood Calipers; Billet Dynalite, Forged Dynalite, Forged Dynalite Polished, Polished Billet Dynalite
Part Number
Width
Height
Thickness
Compound
WIL-150-8850K
3.96"
2.38"
0.49"
BP-20
WIL-15A-5734K
3.96"
2.38"
0.49"
PolyMatrix A
WIL-15B-3991K
3.96"
2.38"
0.49"
PolyMatrix B
WIL-15E-6096K
3.96"
2.38"
0.49"
PolyMatrix E
WIL-15Q-6824K
3.96"
2.38"
0.49"
PolyMatrix Q
 
 

7812 Dynapro

Fits Wilwood Calipers; Dynapro Lug Mount, Dynapro Radial Mount
Part Number
Width
Height
Thickness
Compound
WIL-15A-9835K
3.96"
2.21"
0.49"
PolyMatrix A
WIL-15E-9837K
3.96"
2.21"
0.49"
PolyMatrix E
WIL-15E-7266K
3.96"
2.21"
0.60"
PolyMatrix E
 
 

7216 NDL

Fits Wilwood Calipers; Billet Narrow Dynalite, Billet Narrow Dynalite Radial Mount, Cast Narrow Dynalite
Part Number
Width
Height
Thickness
Compound
WIL-15B-4410K
3.96"
2.30"
0.63"
PolyMatrix B
 
 

7420 SL6R

Fits Wilwood's series of Superlite 4 piston, 6 piston, & 4 lug calipers. This includes the cast, billet, and forged versions.
Part Number
Width
Height
Thickness
Compound
WIL-150-8854K
4.74"
2.43"
0.80"
BP-10
WIL-150-9416K
4.74"
2.43"
0.80"
BP-20
WIL-15A-5938K
4.74"
2.43"
0.80"
PolyMatrix A
WIL-15E-6084K
4.74"
2.43"
0.80"
PolyMatrix E
WIL-15Q-6829K
4.74"
2.43"
0.80"
PolyMatrix Q
WIL-150-8855K
4.74"
2.43"
0.64"
BP-10
WIL-15E-6707K
4.74"
2.43"
0.64"
PolyMatrix E
 
 

7320 Superlite

For Superlite Style Calipers
Part Number
Width
Height
Thickness
Compound
WIL-150-8856K
4.74"
2.43"
0.80"
BP-10
 
 

7520 GNII

Fits Wilwood Calipers; Grand National III
Part Number
Width
Height
Thickness
Compound
WIL-15A-5736K
5.99"
2.53"
0.80"
PolyMatrix A
WIL-15B-3993K
5.99"
2.53"
0.80"
PolyMatrix B
WIL-15E-6101K
5.99"
2.53"
0.80"
PolyMatrix E
 
 

6318 TC 6R

Fits Wilwood Calipers; TC6 Radial Mount
Part Number
Width
Height
Thickness
Compound
WIL-150-9118K
6.40"
2.74"
0.71"
BP-10
 
 

D731

Fits Wilwood Calipers
Part Number
Width
Height
Thickness
Compound
WIL-15E-7442K
6.88"
2.48"
0.57"
PolyMatrix E
 
 

D52 GMIII

Fits Wilwood Calipers; D52 Dual Piston Floater, GM III Single Piston Floater
Part Number
Width
Height
Thickness
Compound
WIL-150-8939K
5.35/7.77
2.08/2.41
0.58/0.52
BP-10
WIL-150-2475K
5.35/7.77
2.08/2.41
0.58/0.52
Gator
 
 

D154 GM Metric

Fits Wilwood Calipers; GM Metric Aluminum & Iron Single Piston Floaters

Part Number
Width
Height
Thickness
Compound
WIL-15E-6103K
4.96/4.89
2.56"
0.52"
PolyMatrix E
 
 

4009 Spot

Fits Wilwood Calipers; Billet Spot Caliper
Part Number
Dia.
Center Offset
Hole Offset
Thickness
WIL-150-1251K
1.605"
0.125"
0.562"
0.35"
 
 

4108 Power Sports

Fits Wilwood Calipers; PS-1
Part Number
Width
Height
Thickness
Compound
WIL-150-4091K
2.66"
1.00"
0.30"
Sintered Metallic