Page 83 - 2017 Racecar Engineering Circle Track Parts and Accessories Catalog

REAR ENDS AND AXLES

GM 7.5" RING CROSS PINS
GEAR SPACER ALL70100 Part No. Description ALL68120
Spacer allows installation of 3.23 and numeri- ALL68120 Ford 8.8" And 9" (3/4")
cally higher ratio gear sets with standard thickness ALL68167 GM 10-Bolt (7.5" Ring Gear)
ring gears into 3.08 and numerically lower carriers. ALL68163 GM 10-Bolt (8.2" Ring Gear)
Steel spacer is .3125" thick and includes ten 7/16"- ALL68161 GM 10-Bolt (8.5" Ring Gear)
20 x 1-1/4" UHL LH bolts. ALL68165 GM 12-Bolt (8.875" Ring Gear)
GM AXLE C-CLIPS
AXLE TUBE OIL SEAL ALL72140 Replacement C-clips for popular GM 10- and 12-bolt axles.
Also called a spool seal, it fits Frankland, Winters, and other Part No. Description
quick change rear ends. Seal is pressed into side bell or axle ALL66120 7.5" 10-Bolt, 2-Pack
tube and seats against the bearing flange of the spool to prevent 8.5" 10-Bolt And 8.875" 12-Bolt,
lube from leaking into axle tubes. Seal has a 1.985" I.D. and a ALL66121 2-Pack
2.625" O.D. ALL66122 7.5" 10-Bolt Genuine GM, Each
8.5" 10-Bolt And 8.875" 12-Bolt
ALL66123 Genuine GM, Each
ALL68060
FORD 9" HOUSING STUDS
SPOOLS ALL72040
Replace a troublesome positive traction unit with a Studs secure the center section to the hous-
high quality Allstar spool. Substantially lighter than con- ing and are installed by pulling through with
a nut for a press fit. 3/8"-24 threads. Package
ventional carriers, spools deliver equal power to both rear of 10.
wheels. Ultra-lite steel spools have more lightening holes
and a narrower ring gear flange than standard units.
Part No. Description FORD 9" GASKETS
Ford 9" Steel Spools Part No. Description
ALL68060 28-Spline, 8.6 Lbs. ALL72044 Paper ALL72046
ALL68062 28-Spline, Ultra-Lite, 6.3 Lbs. ALL72045 Thin With Steel Core
ALL68063 28-Spline, Ultra-Lite Scalloped, 6.0 Lbs. ALL72046 Thick With Steel Core
ALL68064 31-Spline, Scalloped, 7.6 Lbs.
ALL68066 31-Spline, Ultra-Lite, 6.1 Lbs. FORD 9" PINION SUPPORTS
ALL68067 Spool, 31-Spline, Ultra-Lite Scalloped, 5.8 Lbs. Allstar Ford 9" supports replace original equipment style cast iron supports.
ALL68070 35-Spline, For 3.250" Case, 7.6 Lbs. Pro support is for 35-spline pinion, Pro Gear-equipped differentials. Stan-
ALL68072 35-Spline, For 2.893" Or 3.062" Case, 7.9 Lbs. dard “Daytona” support is for 28-spline pinion gears. All are aluminum and
ALL68074 40-Spline, For 3.250" Case, 6.7 Lbs.
Aluminum Spools furnished with races installed.
ALL68111 Ford 9", 31-Spline Axles, 3.7 Lbs.
ALL68114 Q/C For Winters, 31-Spline, 2.030" Bearings
Q/C For D.M.I., Franklin,
ALL68115
Tiger And Richmond, 31-Spline, 2" Bearings
MINI SPOOLS
Mini spool assemblies replace the
ALL68396
OE side and spider gears in open ALL68390 ALL68395 Description
Part No.
style carriers to provide equal trac- ALL68390 Pro, 35-Spline, Billet
tion to both axles. Mini spools are ALL68395 Daytona, 28-Spline, Billet
precisely machined for proper fit and ALL68396 Daytona, 28-Spline, Forged
heat treated for durability. ALL68122 ALL68164
• 1957-87 Ford 9" Rear Ends With 3/4" Cross Pin PINION SEALS
• 1981-94 Ford 8.8" Rear Ends With 28-Spline Axles
• 1976-88 GM 7.5" With 7.5" Or 7.625" Ring Gear, 26-Spline Axles Replace leaking or damaged seals in most popular differentials.
Description
Part No.
• 1964-72 GM 10-Bolt With 8.2" Dia. Ring Gear, 28-Spline Axles ALL72145 Quick Change 5/16" Wide
• 1970-76 GM 10-Bolt With 8.5" Dia. Ring Gear, 28-Spline Axles ALL72144 Quick Change 1/2" Wide
• 1965-76 GM 12-Bolt With 8.875" Dia. Ring Gear, 30-Spline Axles ALL72143 Quick Change 3/4" Wide
ALL72146 Ford 9" Standard, 28-Spline, 3" O.D.
Part No. Description ALL72147 7.5" GM
ALL68121 Ford 9", (Lightweight) 28-Spline ALL72148 8.5" GM
ALL68122 Ford 9", (Lightweight) 31-Spline
ALL68168 Ford 8.8", 28-Spline PINION NUTS
ALL68166 GM (7.5" Ring Gear), 26-Spline Replace original worn or damaged nuts each time a gear set is changed. Nut
ALL68162 GM 10-Bolt (8.2" Ring Gear), 28-Spline secures driveshaft yoke to pinion gear.
ALL68160 GM 10-Bolt (8.5" Ring Gear), 28-Spline
Description
Part No.
ALL68164 † GM 12-Bolt (8.875" Ring Gear), 30-Spline ALL72155 Ford 8.8" And Standard 9"
† There are at least three different 7.5" GM cases available, shimming ALL72156 GM 7.5 And 8.5
may be required between the case and side gear of the spool to eliminate
space between blocks
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