Sierra Marine Parts Catalog

58 ELECTRICAL PRODUCTS — Battery Isolators/Trailer Bearings and Accessories 18-6852 18-6856 18-6851 18-6853 18-6855 18-6854 BATTERY ISOLATORS TRAILER BEARINGS Sierra battery isolators allow for worry free protection against discharging you start battery along with you house battery. Insures battery isolation without needing to check a switch. Allows two or three batteries to be charged at once. All are negative ground. Part No. Dimensions Batteries Alternators Terminals Max. Output 18-6851 ♦ 6 ½" w x 4 ½" d x 3 ½" h 3 1 4 - 3/8-16 120 Amp 18-6852 ♦ 8" w x 4 ½" d x 3 ½" h 2 1 3 - 3/8-16 165 Amp 18-6853 ♦ 11" w x 4 ½" d x 3 ½" h 3 1 4 - 3/8-16 200 Amp 18-6854 ♦ 8" w x 4 ½" d x 3 ½" h 3 1 4 - 3/8-16 160 Amp 18-6855 ♠ 3 ¼" w x 4 ½" d x 3 ½" h 2 1 4-1/4"-18 75 Amp 18-6856 ♠ 15" w x 4 ½" d x 3 ½" h 2 1 3 - 3/8-16 • 1-1/4"-28 270 Amp ♦ Will not work with Delco CS series alternators ♠ Will work with Delco CS series alternators  (PKG. OF 10) COTTER PINS ➀ THIS PRODUCT IS PRICED PER PIECE. TO ORDER PRICED PER PACKAGE, PLEASE ADD A -9 TO THE PART NUMBER. TRAILER BEARING KITS FOR STRAIGHT SPINDLES 18-1105 1” Bearing Kit (BRG #L44643-L44610) 18-1106 1 1/16” Bearing Kit (BRG #L44649-L44610) 18-1107 1 1/4” Bearing Kit (BRG # LM67048-LM67010) FOR STEP SPINDLES 18-1109 1 1/4” & 3/4” Bearing Kit (BRG #LM67048-LM67010, LM11949-LM11910) 18-1110 1 3/8” & 11/16” Bearing Kit (BRG #L68149-L68111, L44649-L44610) 18-1100 STANDARD TRAILER BEARING DUST COVER For Trailer Bearings 1.980 Dia. TRAILER BEARING SEALS PART # O.D DIMENSIONS SHAFT SIZE WIDTH 18-1175 1.985 1.125 .467 18-1176 1.985 1.250 .257 18-1177 2.330 1.500 .408 18-1178 2.566 1.750 .500 PART # DIMENSIONS STD. PKG. 18-1199 ➀ 1/8” x 2” 10 18-3748 ➀ 7/64” x 1 1/2” 5 18-3746 ➀ 1/8” x 1” 10 18-3747 ➀ 5/32” x 1 1/2” 10 18-79987 TRANSOM PLATE (SMALL) Size: 2” x 15” Universal fit plate designed to add transom support. 18-79988 TRANSOM PLATE (LARGE) Size: 4” x 17” Oversized universal fit plate designed to add transom support.