Designed Specifically For Drag Racing
Strange Ultra 4-Link Modular Housing Package
• Centered Pinion
• 4 3/4″ or 5″ Bolt Circle
• Choice of 4-link centers & WTW width
4-Link Centers Affect Wheel to Wheel Width
Outside face of rotor hat to rotor hat
16″ Centers 17″ Centers
31.50″ or 32.50″ 32.50″ or 33.50″
18″ Centers 19″ Centers
33.50″ or 34.50″ 34.50″ or 35.50″
20″ Centers 21″ Centers
35.50″ or 36.50″ 36.50″ or 37.50″
22″ Centers 23″ Centers
37.50″ or 38.50″ 38.50″ or 39.50″
Housing
• 206-T4 cast aluminum
• Hot Isostatic Pressed to ensure casting integrity
• Black Enduraguard® finish
• Large fill cap allows for gear inspection
• Magnetic drain plug
• Lug design prevents plate & tube rotation
• Integral upper wheelie bar mounts
• Clearance for 9″, 9 1/2″ & 10″ gear sets
• Designed & machined by Strange
• Cast in USA
Four Link Spacer Plates
• 6061-T6511 billet aluminum
• Pockets engage housing lugs
• Lightened for weight reduction
• O-rings ensure sealing integrity
• Black anodized
Bottom Four Link Brace
• 6061-T6511 billet aluminum
• Eliminates lower 4 link plate welding
• Lightened for weight reduction
• Black anodized finish
Housing Tube Ends
• 6061-T651 billet aluminum
• Internal pockets engage housing lugs
• Prevents tube rotation
• Black anodized finish
Two Piece Axle Package – P1020
• 300M gun drilled axle shafts
• Independent 4 3/4″ or 5″ BC axle flanges
• Double row ball bearings
• Billet caliper mounts
Stainless Steel Brake Completion Kit
• 11″ 2 piece stainless steel rotors
• Black or red four piston billet calipers – B1900 / B1900-RD
• Choice of brake pads – B5010 / B5020 / B5022
Additionally
• Center section gasket – H1111
• Retaining nuts & washers
4-Link Plate Option
Standard – OPRH40
Heavy duty – OPRH44
Heavy duty with adjustable shock mounts – OPRH45
Related
HD Pro center section – PRF192
Ultra case center section – PRF225
Billet case center section – PRF425
