A.M Sachs® 4.2 All Models Replacement RC Nitro Engine Parts

A selection of replacement parts for A.M Sachs®. These parts are not original parts unless otherwise stated in the descriptions. Please check your choices thoroughly.

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Replacement Parts Price Quantity
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - Replaces -
BB 17-40-12
Bearing - Economy Bearing Shielded Option

Replacement Part: S6203-ZZ-ECO (Each)

Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing

$12.41
10 Available Now -> Orders for more than 10 can be expected around Jun 21, 2026
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Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - Replaces -
BB 17-40-12
Bearing - Stainless Bearing Sealed Option

Replacement Part: S6203-2RS (Each)
Deleted Item. Available while stocks last.

Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing

$6.94 $17.67
1 Available Now -> Only the available quantity may be ordered online. No backorders.
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Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100 - Replaces -
BB 17-40-12
Bearing - Standard Bearing Shielded Option

Replacement Part: 6203-ZZ (Each)
Double shielded standard bearing

Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing

$11.23
2 Available Now -> Orders for more than 2 can be expected around May 26, 2026
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Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100 - Replaces -
BB 17-40-12
Bearing - Standard Bearing Sealed Option

Replacement Part: 6203-2RS (Each)
Double rubber sealed standard bearing

Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing

$9.59
5 Available Now -> Orders for more than 5 can be expected around May 26, 2026
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