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Heavy‑Duty Transmission Pneumatic Valves - OE‑Equivalent & Cost‑Effective
Supply direct from our factory to US truck repair shops and fleets. We offer OE‑equivalent quality for the A‑5000, K‑3331, and A‑4740 Eaton‑Fuller valves at significantly reduced costs. Take advantage of automatic volume discounts by mixing and matching any of these models.
🚚 Bulk Pricing – Mix & Match Any 3 Models
Buy any mix of A‑4740 / A‑5000 / K‑3331. Total quantity 4+ / 26+ / 61+ / 101+ / 161+ unlocks higher discount tiers.
Secure Accepted Payment Methods
- Credit / Debit Cards: Visa / Mastercard / Amex / Discover
- PayPal: Bank accounts / Apple Pay / Google Pay
- WorldFirst payment link: Visa / Mastercard / Amex / Discover (Credit / Debit Cards) (PayPal account not needed)






📦 Shipping & Ordering Rules
- Exclusive Website Orders: All orders must be placed online. We do not accept WhatsApp or email orders to ensure fastest processing.
- Fast Dispatch: Paid orders ship within 24 hours. Cut‑off: Weekdays 2:30 PM CST; Saturdays 11:00 AM CST. Post‑cutoff orders ship next business day.
- Pickup Info: We strongly recommend shipping. Spontaneous walk‑in pickups at our Katy warehouse are not supported; please complete your online order first.
Showing all 3 results
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Products
A-4740 Air Filter Regulator
🔥 Intro Launch Special Original price was: $59.99.$54.99Current price is: $54.99. Add to cartOE‑equivalent aftermarket A‑4740 air filter regulator, 3/8″NPT inlet & 1/8″NPT outlet, replacement part for Eaton Fuller heavy‑duty truck transmissions.
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Products
A-5000 Slave Valve
🔥 Intro Launch Special Original price was: $84.99.$79.99Current price is: $79.99. Add to cartOE‑equivalent aftermarket A‑5000 slave valve, range shift control part for Eaton Fuller heavy‑duty manual transmissions.
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Products
K-3331 Splitter Valve
🔥 Intro Launch Special Original price was: $79.99.$74.99Current price is: $74.99. Add to cartOE‑equivalent aftermarket K‑3331 splitter valve, air shift component for Eaton Fuller heavy‑duty truck transmissions.



