Black drive belt on white background
Black drive belt on white background

B39/5L420 V-Belt — Gates 9003-2039, Timken BP39

Sale price
$10.40
Regular price
$13.99
You save
$3.59 (26%)

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BELT SLIPPING OR WORN?

B39/5L420 V-Belt — Match Profile, Length & Construction

Verified Cross-References

Exact classical: B39, Gates B39, Gates 9003-2039, Timken B39, Timken BP39.

Dimensional FHP equivalent: 5L420, 42-inch outside length; not automatically identical construction.

Performance alternative: BX39 raw-edge cogged belt; not identical wrapped construction.

Profile: B section, 21/32-inch top width, approximately 7/16-inch height.

Fitment: No verified model-level list was found. Match exact marking, profile and manufacturer length system.

Symptoms, Checks & Installation

  • Slip, squeal, reduced speed, dust or cracking
  • Inspect sheaves, alignment, bearings and tension
  1. Lock out power and release tension.
  2. Clean and align sheaves; never pry the belt on.
  3. Set specified tension and reinstall guards.

Buy Online Pick Up In-Store

Address
101 Trillium Dr
Kitchener, Ontario N2E 1W8
Phone
1-877-899-7278
Hours
Mon–Fri 9 AM–5 PM • Sat 9 AM–1 PM
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What Customers Say

4.70 ★ (288)
Verified

All brand names are the property of their respective owners and are used for compatibility reference only.

Exact: B39, Gates B39, Gates 9003-2039, Timken B39, Timken BP39. Dimensional equivalent: 5L420. Performance alternative: BX39 cogged; not identical construction.

No verified model-level fitment. Match B39/5L420, 21/32-inch profile and manufacturer length system.