UBB-UAAAlternator Accessories

Belt Buddy Universal Tension Adjustment System

Reduce your installation time and frustration! Many installers rely on the Belt Buddy Universal Adjustment Arm for alternator installations and belt tensioning. Precision cut and power coated for protection from corrosion, the Belt Buddy can be purchased as a kit or by individual component.

UBB  Universal Adjustment Arm & Belt Buddy Combination.
  This is the complete assembly (UBB = UAA + BB), designed for adjusting
   belt tension and providing a positive stop for no slipping.
UBB2  This is the UBB with a 1/2″ Offset in the UAA for certain mounting applications. 
UAA  Universal Adjustment Arm Only.
  The UAA provides a longer, more positive arm for alternator adjustment.
UAA2  This is the UAA with a 1/2″ Offest for certain mounting applications.
BB  Belt Buddy for the UAA.
  The BB adjustable mechanism converts your existing UAA or UAA2 to a UBB or UBB2 .
BBU  Belt Buddy for Any Adjustment Arm.
  This product is designed to fit on your existing tensioning arm,
  thereby converting it to our Belt Buddy System.



BBU (1)BB (1)







Yanmar Installation Hardware Kits

6-0020Pre-matched hardware Kits for various Yanmar engines can save time and frustration.  6-0020 Kit is required for all AT-Series Alternators.
6CX and 6LP kits include the required pulleys.

 Part Number  Description   Yanmar Engine Model  
6-0020 Install Hardware Kit  GM, JH, LH, LY
6-0030 Install Hardware Kit 6CX
6-0040 Install Hardware Kit LP, 6LP


Offshore Repair Kits

7094Recommended for cruisers, Balmar’s Offshore Repair Kits ensure that you will be ready if your alternator needs repair. Kits vary by alternator model, but all provide the most commonly needed components, such as bearings, brushes, and complete regulator/rectifier assemblies. 

 Part Number  Description  Alternator Series  
7060 Offshore Repair Kit  6-Series (12V)
7060-24 Offshore Repair Kit  6-Series (24V)
7090Offshore Repair Kit90-Series (12/24V)
7094 Offshore Repair Kit  94-Series (12/24V) 
7095 Offshore Repair Kit  95-Series (12/24V)
70-AT-165 Offshore Repair Kit  AT-Series (165A)
70-XT-170Offshore Repair KitXT-Series (170A)
70-AT-200 Offshore Repair Kit  AT-Series (200A)






PulleysAlternator Pulleys & Mounting Spacers

Balmar offers an extensive selection of pulleys, belts & mounting spacers for its Small, Large and Extra-Large Frame Alternators. Pulley models vary by bore (17mm and .875”), outside diameter, belt width and type, and rear shoulder width. Balmar pulleys are anodized steel, unless otherwise noted.   Identify your required pulley geometry in the tables below and click on the part number link to review a picture and further information.

 Part Number  DescriptionType
 6-Series and 94-Series Pulley Accessories 
1303 Pulley, Single 2.2″ x 1/2″ V, 17mm Bore Single Vee  
2762 Pulley, Single 2.7″ x 7/16″ V, 17mm Bore Single Vee  
61-0010 Pulley, Single 2.7″ x 1/2″ DeepV, 17mm Bore (Std SV on 6-Series)   Single Vee
1315 Pulley, Single 3.0″ x 5/8″ V, 17mm BoreSingle Vee
24-2100 Pulley, Single 3.4″ x 1/2″ V, 17mm BoreSingle Vee
1305 Pulley, Dual 2.2″ x 7/16″ V, 17mm BoreDual Vee
4038-CAM Pulley, Dual 2.7″ x 1/2″ V, with 3/8″ Spacing, 17mm BoreDual Vee
61-0020 Pulley, Dual 2.7″ x 1/2″ DeepV, 17mm Bore (Std DV on 6-Series)Dual Vee
61-0060 Pulley, Dual 2.7″ x 1/2″ V, 17mm Bore, (For Yanmar 6CX)Dual Vee
2763 Pulley, Dual 2.7″ x 5/8″ V, 17mm BoreDual Vee
5908MPV Pulley, Dual 2.9″ x 1/2″ V, 17mm BoreDual Vee
1330 Pulley, Dual 2.9″ x 1/2″ DeepV, 17mm BoreDual Vee
1318 Pulley, K6 1.9″ Serpentine, 17mm Bore 6 Groove Serpentine 
1273 Pulley, K6 2.3″ Serpentine, 17mm Bore6 Groove Serpentine
1316 Pulley, K6 2.4″ Serpentine, 17mm Bore6 Groove Serpentine
61-0070 Pulley, K6 2.45″ Serpentine, 17mm Bore (Std K6 on 6-Series)6 Groove Serpentine
2749B Pulley, K6 2.7″ Serpentine, 17mm Bore6 Groove Serpentine
1310 Pulley, K8 2.4″ Serpentine, 17mm Bore, Short (Std)8 Groove Serpentine
1311 Pulley, K8 2.4″ Serpentine, 17mm Bore, (Cummins)8 Groove Serpentine
 AT-Series Pulley Accessories
17-AT-0020 Pulley, Dual 3.2″ x 1/2″ V, 17mm Bore, Short Shaft (Std DV on AT-Series) Dual Vee
17-AT-K-6 Pulley, K6 2.5″ Serpentine, 17mm Bore, Short Shaft (Std K6 on AT-Series) 6 Groove Serpentine
 17-AT-K-7 Pulley, K7 2.2″ Serpentine, 17mm Bore, Short Shaft7 Groove Serpentine
17-AT-K-8 Pulley K8 2.7″ Serpentine, 17mm Bore, Short Shaft8 Groove Serpentine
 95-Series, 97-Series, 97EHD-Series and 98-Series Pulley Accessories
 5535-B Pulley, Dual 2.7″ x 1/2″ V, .875″ BoreDual Vee
5540 Pulley, Dual 2.7″ x 5/8″ V, .875″ BoreDual Vee
5570 Pulley, Dual 3.6″ x 5/8″ V, .875″ BoreDual Vee
59473 Pulley, Dual 2.9″ x 1/2″ V, .875″ BoreDual Vee
5550 Pulley, Triple 2.9″ x 1/2″ V, .875″ BoreTriple Vee
 5552 Pulley, K6 2.7″ Serpentine, .875″ Bore6 Groove Serpentine
5539 Pulley, K8 2.5″ Serpentine, .875″ Bore8 Groove Serpentine
5537-B Pulley, K8 2.7″ Serpentine, .875″ Bore8 Groove Serpentine
 6-Series & 9-Series Mounting Spacers
 10-4048 Spacer, 1/4″ Width, 1.0″ Diameter 
 10-4000 Spacer, 1/2″ Width, 1.0″ Diameter 
 10-4047 Spacer, 1.0″ Width, 1.0″ Diameter